Updated to autoconf 2.71

configure

@@ -1,9 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69.
+# Generated by GNU Autoconf 2.71.
 #
 #
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+# Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
+# Inc.
 #
 #
 # This configure script is free software; the Free Software Foundation
@@ -14,14 +15,16 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -31,46 +34,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -79,13 +82,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -94,8 +90,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -107,30 +107,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 # Use a proper internal environment variable to ensure we don't fall
   # into an infinite loop, continuously re-executing ourselves.
@@ -152,20 +132,22 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
   fi
   # We don't want this to propagate to other subprocesses.
           { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  as_bourne_compatible="as_nop=:
+if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else
+else \$as_nop
   case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
@@ -185,12 +167,15 @@ as_fn_success || { exitcode=1; echo as_fn_success failed.; }
 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+if ( set x; as_fn_ret_success y && test x = \"\$1\" )
+then :
 
-else
+else \$as_nop
   exitcode=1; echo positional parameters were not saved.
 fi
 test x\$exitcode = x0 || exit 1
+blah=\$(echo \$(echo blah))
+test x\"\$blah\" = xblah || exit 1
 test -x / || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
@@ -205,30 +190,38 @@ test -x / || exit 1"
     test \"X\`printf %s \$ECHO\`\" = \"X\$ECHO\" \\
       || test \"X\`print -r -- \$ECHO\`\" = \"X\$ECHO\" ) || exit 1
 test \$(( 1 + 1 )) = 2 || exit 1"
-  if (eval "$as_required") 2>/dev/null; then :
+  if (eval "$as_required") 2>/dev/null
+then :
   as_have_required=yes
-else
+else $as_nop
   as_have_required=no
 fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
+then :
 
-else
+else $as_nop
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
   as_found=:
   case $as_dir in #(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
 	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir/$as_base
+	     as_shell=$as_dir$as_base
 	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		    as_run=a "$as_shell" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
   CONFIG_SHELL=$as_shell as_have_required=yes
-		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		   if as_run=a "$as_shell" -c "$as_bourne_compatible""$as_suggested" 2>/dev/null
+then :
   break 2
 fi
 fi
@@ -236,14 +229,21 @@ fi
        esac
   as_found=false
 done
-$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi; }
 IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi
+fi
 
 
-      if test "x$CONFIG_SHELL" != x; then :
+      if test "x$CONFIG_SHELL" != x
+then :
   export CONFIG_SHELL
              # We cannot yet assume a decent shell, so we have to provide a
 # neutralization value for shells without unset; and this also
@@ -261,18 +261,19 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
 
-    if test x$as_have_required = xno; then :
-  $as_echo "$0: This script requires a shell more modern than all"
-  $as_echo "$0: the shells that I found on your system."
-  if test x${ZSH_VERSION+set} = xset ; then
-    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+    if test x$as_have_required = xno
+then :
+  printf "%s\n" "$0: This script requires a shell more modern than all"
+  printf "%s\n" "$0: the shells that I found on your system."
+  if test ${ZSH_VERSION+y} ; then
+    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
   else
-    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
+    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
@@ -299,6 +300,7 @@ as_fn_unset ()
 }
 as_unset=as_fn_unset
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -316,6 +318,14 @@ as_fn_exit ()
   as_fn_set_status $1
   exit $1
 } # as_fn_exit
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_mkdir_p
 # -------------
@@ -330,7 +340,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -339,7 +349,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -378,12 +388,13 @@ as_fn_executable_p ()
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -395,18 +406,27 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
   }
 fi # as_fn_arith
 
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
 # ----------------------------------------
@@ -418,9 +438,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -447,7 +467,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -491,7 +511,7 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
   # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
   # already done that, so ensure we don't try to do so again and fall
@@ -505,6 +525,10 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -518,6 +542,13 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -585,50 +616,46 @@ MFLAGS=
 MAKEFLAGS=
 
 # Identity of this package.
-PACKAGE_NAME=
-PACKAGE_TARNAME=
-PACKAGE_VERSION=
-PACKAGE_STRING=
-PACKAGE_BUGREPORT=
-PACKAGE_URL=
+PACKAGE_NAME=''
+PACKAGE_TARNAME=''
+PACKAGE_VERSION=''
+PACKAGE_STRING=''
+PACKAGE_BUGREPORT=''
+PACKAGE_URL=''
 
 ac_unique_file="src/SDL.c"
 # Factoring default headers for most tests.
 ac_includes_default="\
-#include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
+#include <stddef.h>
+#ifdef HAVE_STDIO_H
+# include <stdio.h>
 #endif
-#ifdef STDC_HEADERS
+#ifdef HAVE_STDLIB_H
 # include <stdlib.h>
-# include <stddef.h>
-#else
-# ifdef HAVE_STDLIB_H
-#  include <stdlib.h>
-# endif
 #endif
 #ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
-#  include <memory.h>
-# endif
 # include <string.h>
 #endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
 #ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
 #endif
 #ifdef HAVE_STDINT_H
 # include <stdint.h>
 #endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
 #ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
+ac_header_c_list=
 ac_subst_vars='LTLIBOBJS
 WAYLAND_SCANNER_CODE_MODE
 WAYLAND_SCANNER
@@ -694,6 +721,7 @@ ALSA_CFLAGS
 POW_LIB
 LIBOBJS
 ALLOCA
+CPP
 LIBTOOLLINKERTAG
 LINKER
 PKG_CONFIG_LIBDIR
@@ -712,7 +740,6 @@ LT_REVISION
 LT_CURRENT
 LT_RELEASE
 RC
-CPP
 LT_SYS_LIBRARY_PATH
 OTOOL64
 OTOOL
@@ -778,6 +805,7 @@ infodir
 docdir
 oldincludedir
 includedir
+runstatedir
 localstatedir
 sharedstatedir
 sysconfdir
@@ -933,7 +961,6 @@ LDFLAGS
 LIBS
 CPPFLAGS
 LT_SYS_LIBRARY_PATH
-CPP
 CXX
 CXXFLAGS
 CCC
@@ -941,6 +968,7 @@ CXXCPP
 PKG_CONFIG
 PKG_CONFIG_PATH
 PKG_CONFIG_LIBDIR
+CPP
 JACK_CFLAGS
 JACK_LIBS
 PIPEWIRE_CFLAGS
@@ -1004,6 +1032,7 @@ datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
+runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
 docdir='${datarootdir}/doc/${PACKAGE}'
@@ -1033,8 +1062,6 @@ do
   *)    ac_optarg=yes ;;
   esac
 
-  # Accept the important Cygnus configure options, so we can diagnose typos.
-
   case $ac_dashdash$ac_option in
   --)
     ac_dashdash=yes ;;
@@ -1075,9 +1102,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1101,9 +1128,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -1256,6 +1283,15 @@ do
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
+  -runstatedir | --runstatedir | --runstatedi | --runstated \
+  | --runstate | --runstat | --runsta | --runst | --runs \
+  | --run | --ru | --r)
+    ac_prev=runstatedir ;;
+  -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
+  | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
+  | --run=* | --ru=* | --r=*)
+    runstatedir=$ac_optarg ;;
+
   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
     ac_prev=sbindir ;;
   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
@@ -1305,9 +1341,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1321,9 +1357,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1367,9 +1403,9 @@ Try \`$0 --help' for more information"
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
     : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1385,7 +1421,7 @@ if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
     fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1393,7 +1429,7 @@ fi
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir
+		libdir localedir mandir runstatedir
 do
   eval ac_val=\$$ac_var
   # Remove trailing slashes.
@@ -1449,7 +1485,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_myself" |
+printf "%s\n" X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1546,6 +1582,7 @@ Fine tuning of the installation directories:
   --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
   --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
   --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --runstatedir=DIR       modifiable per-process data [LOCALSTATEDIR/run]
   --libdir=DIR            object code libraries [EPREFIX/lib]
   --includedir=DIR        C header files [PREFIX/include]
   --oldincludedir=DIR     C header files for non-gcc [/usr/include]
@@ -1763,7 +1800,6 @@ Some influential environment variables:
               you have headers in a nonstandard directory <include dir>
   LT_SYS_LIBRARY_PATH
               User-defined run-time library search path.
-  CPP         C preprocessor
   CXX         C++ compiler command
   CXXFLAGS    C++ compiler flags
   CXXCPP      C++ preprocessor
@@ -1772,6 +1808,7 @@ Some influential environment variables:
               directories to add to pkg-config's search path
   PKG_CONFIG_LIBDIR
               path overriding pkg-config's built-in search path
+  CPP         C preprocessor
   JACK_CFLAGS C compiler flags for JACK, overriding pkg-config
   JACK_LIBS   linker flags for JACK, overriding pkg-config
   PIPEWIRE_CFLAGS
@@ -1829,9 +1866,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1859,7 +1896,8 @@ esac
 ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
     cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for guested configure.
+    # Check for configure.gnu first; this name is used for a wrapper for
+    # Metaconfig's "Configure" on case-insensitive file systems.
     if test -f "$ac_srcdir/configure.gnu"; then
       echo &&
       $SHELL "$ac_srcdir/configure.gnu" --help=recursive
@@ -1867,7 +1905,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1877,9 +1915,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.71
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1896,14 +1934,14 @@ fi
 ac_fn_c_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1911,14 +1949,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1934,14 +1973,14 @@ fi
 ac_fn_c_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1949,17 +1988,18 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
 	 test -x conftest$ac_exeext
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1981,120 +2021,44 @@ fi
 ac_fn_c_check_header_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 #include <$2>
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   eval "$3=yes"
-else
+else $as_nop
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_header_compile
 
-# ac_fn_c_try_cpp LINENO
-# ----------------------
-# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_cpp ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_cpp conftest.$ac_ext"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } > conftest.i && {
-	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-    ac_retval=1
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_cpp
-
-# ac_fn_c_try_run LINENO
-# ----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
-# that executables *can* be run.
-ac_fn_c_try_run ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: program exited with status $ac_status" >&5
-       $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-       ac_retval=$ac_status
-fi
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_run
-
 # ac_fn_c_check_func LINENO FUNC VAR
 # ----------------------------------
 # Tests whether FUNC exists, setting the cache variable VAR accordingly
 ac_fn_c_check_func ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 /* Define $2 to an innocuous variant, in case <limits.h> declares $2.
@@ -2102,16 +2066,9 @@ else
 #define $2 innocuous_$2
 
 /* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $2 (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+   which can conflict with char $2 (); below.  */
 
+#include <limits.h>
 #undef $2
 
 /* Override any GCC internal prototype to avoid an error.
@@ -2129,24 +2086,25 @@ choke me
 #endif
 
 int
-main ()
+main (void)
 {
 return $2 ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   eval "$3=yes"
-else
+else $as_nop
   eval "$3=no"
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_func
@@ -2157,14 +2115,14 @@ $as_echo "$ac_res" >&6; }
 ac_fn_cxx_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2172,14 +2130,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -2201,7 +2160,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2209,14 +2168,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } > conftest.i && {
 	 test -z "$ac_cxx_preproc_warn_flag$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
     ac_retval=1
@@ -2232,14 +2192,14 @@ fi
 ac_fn_cxx_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2247,17 +2207,18 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_cxx_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
 	 test -x conftest$ac_exeext
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -2272,93 +2233,6 @@ fi
 
 } # ac_fn_cxx_try_link
 
-# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists, giving a warning if it cannot be compiled using
-# the include files in INCLUDES and setting the cache variable VAR
-# accordingly.
-ac_fn_c_check_header_mongrel ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-else
-  # Is the header compilable?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
-$as_echo_n "checking $2 usability... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_header_compiler=yes
-else
-  ac_header_compiler=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
-$as_echo "$ac_header_compiler" >&6; }
-
-# Is the header present?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
-$as_echo_n "checking $2 presence... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <$2>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  ac_header_preproc=yes
-else
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
-$as_echo "$ac_header_preproc" >&6; }
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
-  yes:no: )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
-$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-  no:yes:* )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
-$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
-$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
-$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
-$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=\$ac_header_compiler"
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_mongrel
-
 # ac_fn_c_check_type LINENO TYPE VAR INCLUDES
 # -------------------------------------------
 # Tests whether TYPE exists after having included INCLUDES, setting cache
@@ -2366,17 +2240,18 @@ fi
 ac_fn_c_check_type ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+printf %s "checking for $2... " >&6; }
+if eval test \${$3+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   eval "$3=no"
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 if (sizeof ($2))
 	 return 0;
@@ -2384,12 +2259,13 @@ if (sizeof ($2))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $4
 int
-main ()
+main (void)
 {
 if (sizeof (($2)))
 	    return 0;
@@ -2397,86 +2273,191 @@ if (sizeof (($2)))
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   eval "$3=yes"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_type
 
-# ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
-# ----------------------------------------------------
-# Tries to find if the field MEMBER exists in type AGGR, after including
-# INCLUDES, setting cache variable VAR accordingly.
-ac_fn_c_check_member ()
+# ac_fn_c_try_cpp LINENO
+# ----------------------
+# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_cpp ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
-$as_echo_n "checking for $2.$3... " >&6; }
-if eval \${$4+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$5
-int
-main ()
-{
-static $2 ac_aggr;
-if (ac_aggr.$3)
-return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$4=yes"
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$5
-int
-main ()
-{
-static $2 ac_aggr;
-if (sizeof ac_aggr.$3)
-return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$4=yes"
-else
-  eval "$4=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  if { { ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+printf "%s\n" "$ac_try_echo"; } >&5
+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } > conftest.i && {
+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       }
+then :
+  ac_retval=0
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+    ac_retval=1
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_cpp
+
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
+# executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+printf "%s\n" "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+printf "%s\n" "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }
+then :
+  ac_retval=0
+else $as_nop
+  printf "%s\n" "$as_me: program exited with status $ac_status" >&5
+       printf "%s\n" "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_run
+
+# ac_fn_c_check_member LINENO AGGR MEMBER VAR INCLUDES
+# ----------------------------------------------------
+# Tries to find if the field MEMBER exists in type AGGR, after including
+# INCLUDES, setting cache variable VAR accordingly.
+ac_fn_c_check_member ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
+printf %s "checking for $2.$3... " >&6; }
+if eval test \${$4+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$5
+int
+main (void)
+{
+static $2 ac_aggr;
+if (ac_aggr.$3)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  eval "$4=yes"
+else $as_nop
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$5
+int
+main (void)
+{
+static $2 ac_aggr;
+if (sizeof ac_aggr.$3)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+  eval "$4=yes"
+else $as_nop
+  eval "$4=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
 eval ac_res=\$$4
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
+	       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+printf "%s\n" "$ac_res" >&6; }
   eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
 
 } # ac_fn_c_check_member
+ac_configure_args_raw=
+for ac_arg
+do
+  case $ac_arg in
+  *\'*)
+    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+  esac
+  as_fn_append ac_configure_args_raw " '$ac_arg'"
+done
+
+case $ac_configure_args_raw in
+  *$as_nl*)
+    ac_safe_unquote= ;;
+  *)
+    ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
+    ac_unsafe_a="$ac_unsafe_z#~"
+    ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
+    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
+esac
+
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
-  $ $0 $@
+  $ $0$ac_configure_args_raw
 
 _ACEOF
 exec 5>>config.log
@@ -2509,8 +2490,12 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    $as_echo "PATH: $as_dir"
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    printf "%s\n" "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -2545,7 +2530,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -2580,11 +2565,13 @@ done
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    $as_echo "## ---------------- ##
+    printf "%s\n" "## ---------------- ##
 ## Cache variables. ##
 ## ---------------- ##"
     echo
@@ -2595,8 +2582,8 @@ trap 'exit_status=$?
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -2620,7 +2607,7 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    $as_echo "## ----------------- ##
+    printf "%s\n" "## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##"
     echo
@@ -2628,14 +2615,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      $as_echo "$ac_var='\''$ac_val'\''"
+      printf "%s\n" "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
+      printf "%s\n" "## ------------------- ##
 ## File substitutions. ##
 ## ------------------- ##"
       echo
@@ -2643,15 +2630,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	$as_echo "$ac_var='\''$ac_val'\''"
+	printf "%s\n" "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      printf "%s\n" "## ----------- ##
 ## confdefs.h. ##
 ## ----------- ##"
       echo
@@ -2659,8 +2646,8 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       echo
     fi
     test "$ac_signal" != 0 &&
-      $as_echo "$as_me: caught signal $ac_signal"
-    $as_echo "$as_me: exit $exit_status"
+      printf "%s\n" "$as_me: caught signal $ac_signal"
+    printf "%s\n" "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -2674,63 +2661,48 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-$as_echo "/* confdefs.h */" > confdefs.h
+printf "%s\n" "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_NAME "$PACKAGE_NAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_VERSION "$PACKAGE_VERSION"
-_ACEOF
+printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_STRING "$PACKAGE_STRING"
-_ACEOF
+printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
-_ACEOF
+printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_URL "$PACKAGE_URL"
-_ACEOF
+printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
 
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
-ac_site_file1=NONE
-ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
+  ac_site_files="$CONFIG_SITE"
 elif test "x$prefix" != xNONE; then
-  ac_site_file1=$prefix/share/config.site
-  ac_site_file2=$prefix/etc/config.site
+  ac_site_files="$prefix/share/config.site $prefix/etc/config.site"
 else
-  ac_site_file1=$ac_default_prefix/share/config.site
-  ac_site_file2=$ac_default_prefix/etc/config.site
+  ac_site_files="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 fi
-for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+
+for ac_site_file in $ac_site_files
 do
-  test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+  case $ac_site_file in #(
+  */*) :
+     ;; #(
+  *) :
+    ac_site_file=./$ac_site_file ;;
+esac
+  if test -f "$ac_site_file" && test -r "$ac_site_file"; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
 See \`config.log' for more details" "$LINENO" 5; }
   fi
@@ -2740,197 +2712,807 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
-# Check that the precious variables saved in the cache have kept the same
-# value.
-ac_cache_corrupted=false
-for ac_var in $ac_precious_vars; do
-  eval ac_old_set=\$ac_cv_env_${ac_var}_set
-  eval ac_new_set=\$ac_env_${ac_var}_set
-  eval ac_old_val=\$ac_cv_env_${ac_var}_value
-  eval ac_new_val=\$ac_env_${ac_var}_value
-  case $ac_old_set,$ac_new_set in
-    set,)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
-      ac_cache_corrupted=: ;;
-    ,set)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
-      ac_cache_corrupted=: ;;
-    ,);;
-    *)
-      if test "x$ac_old_val" != "x$ac_new_val"; then
-	# differences in whitespace do not lead to failure.
-	ac_old_val_w=`echo x $ac_old_val`
-	ac_new_val_w=`echo x $ac_new_val`
-	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-	  ac_cache_corrupted=:
-	else
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
-	  eval $ac_var=\$ac_old_val
-	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
-      fi;;
-  esac
-  # Pass precious variables to config.status.
-  if test "$ac_new_set" = set; then
-    case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
-    *) ac_arg=$ac_var=$ac_new_val ;;
-    esac
-    case " $ac_configure_args " in
-      *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
-      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
-    esac
-  fi
-done
-if $ac_cache_corrupted; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
-fi
-## -------------------- ##
-## Main body of script. ##
-## -------------------- ##
+# Test code for whether the C compiler supports C89 (global declarations)
+ac_c_conftest_c89_globals='
+/* Does the compiler advertise C89 conformance?
+   Do not test the value of __STDC__, because some compilers set it to 0
+   while being otherwise adequately conformant. */
+#if !defined __STDC__
+# error "Compiler does not advertise C89 conformance"
+#endif
 
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
+#include <stddef.h>
+#include <stdarg.h>
+struct stat;
+/* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
+struct buf { int x; };
+struct buf * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
 
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not \xHH hex character constants.
+   These do not provoke an error unfortunately, instead are silently treated
+   as an "x".  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously \x00 != x always comes out true, for an
+   array size at least.  It is necessary to write \x00 == 0 to get something
+   that is true only with -std.  */
+int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1];
 
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) '\''x'\''
+int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1];
 
-ac_config_headers="$ac_config_headers include/SDL_config.h"
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int),
+               int, int);'
 
-ac_aux_dir=
-for ac_dir in build-scripts "$srcdir"/build-scripts; do
-  if test -f "$ac_dir/install-sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f "$ac_dir/install.sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  elif test -f "$ac_dir/shtool"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/shtool install -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  as_fn_error $? "cannot find install-sh, install.sh, or shtool in build-scripts \"$srcdir\"/build-scripts" "$LINENO" 5
-fi
+# Test code for whether the C compiler supports C89 (body of main).
+ac_c_conftest_c89_main='
+ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
+'
 
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
-ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
-ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
+# Test code for whether the C compiler supports C99 (global declarations)
+ac_c_conftest_c99_globals='
+// Does the compiler advertise C99 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
+# error "Compiler does not advertise C99 conformance"
+#endif
 
+#include <stdbool.h>
+extern int puts (const char *);
+extern int printf (const char *, ...);
+extern int dprintf (int, const char *, ...);
+extern void *malloc (size_t);
+
+// Check varargs macros.  These examples are taken from C99 6.10.3.5.
+// dprintf is used instead of fprintf to avoid needing to declare
+// FILE and stderr.
+#define debug(...) dprintf (2, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+  int x = 1234;
+  int y = 5678;
+  debug ("Flag");
+  debug ("X = %d\n", x);
+  showlist (The first, second, and third items.);
+  report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+  #error "your preprocessor is broken"
+#endif
+#if BIG_OK
+#else
+  #error "your preprocessor is broken"
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
 
+struct incomplete_array
+{
+  int datasize;
+  double data[];
+};
 
+struct named_init {
+  int number;
+  const wchar_t *name;
+  double average;
+};
 
-orig_CFLAGS="$CFLAGS"
+typedef const char *ccp;
 
-# See docs/release_checklist.md
-SDL_MAJOR_VERSION=2
-SDL_MINOR_VERSION=23
-SDL_MICRO_VERSION=0
-SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
+static inline int
+test_restrict (ccp restrict text)
+{
+  // See if C++-style comments work.
+  // Iterate through items via the restricted pointer.
+  // Also check for declarations in for loops.
+  for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
+    continue;
+  return 0;
+}
 
-SDL_BINARY_AGE=`expr $SDL_MINOR_VERSION \* 100 + $SDL_MICRO_VERSION`
-case "$SDL_MINOR_VERSION" in #(
-  *[02468]) :
-        SDL_INTERFACE_AGE="$SDL_MICRO_VERSION" ;; #(
-  *) :
-        SDL_INTERFACE_AGE=0 ;; #(
-  *) :
-     ;;
-esac
+// Check varargs and va_copy.
+static bool
+test_varargs (const char *format, ...)
+{
+  va_list args;
+  va_start (args, format);
+  va_list args_copy;
+  va_copy (args_copy, args);
 
+  const char *str = "";
+  int number = 0;
+  float fnumber = 0;
 
+  while (*format)
+    {
+      switch (*format++)
+	{
+	case '\''s'\'': // string
+	  str = va_arg (args_copy, const char *);
+	  break;
+	case '\''d'\'': // int
+	  number = va_arg (args_copy, int);
+	  break;
+	case '\''f'\'': // float
+	  fnumber = va_arg (args_copy, double);
+	  break;
+	default:
+	  break;
+	}
+    }
+  va_end (args_copy);
+  va_end (args);
 
+  return *str && number && fnumber;
+}
+'
 
+# Test code for whether the C compiler supports C99 (body of main).
+ac_c_conftest_c99_main='
+  // Check bool.
+  _Bool success = false;
+  success |= (argc != 0);
+
+  // Check restrict.
+  if (test_restrict ("String literal") == 0)
+    success = true;
+  char *restrict newvar = "Another string";
+
+  // Check varargs.
+  success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
+  test_varargs_macros ();
+
+  // Check flexible array members.
+  struct incomplete_array *ia =
+    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  ia->datasize = 10;
+  for (int i = 0; i < ia->datasize; ++i)
+    ia->data[i] = i * 1.234;
+
+  // Check named initializers.
+  struct named_init ni = {
+    .number = 34,
+    .name = L"Test wide string",
+    .average = 543.34343,
+  };
+
+  ni.number = 58;
+
+  int dynamic_array[ni.number];
+  dynamic_array[0] = argv[0][0];
+  dynamic_array[ni.number - 1] = 543;
+
+  // work around unused variable warnings
+  ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
+	 || dynamic_array[ni.number - 1] != 543);
+'
 
+# Test code for whether the C compiler supports C11 (global declarations)
+ac_c_conftest_c11_globals='
+// Does the compiler advertise C11 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "Compiler does not advertise C11 conformance"
+#endif
 
+// Check _Alignas.
+char _Alignas (double) aligned_as_double;
+char _Alignas (0) no_special_alignment;
+extern char aligned_as_int;
+char _Alignas (0) _Alignas (int) aligned_as_int;
 
+// Check _Alignof.
+enum
+{
+  int_alignment = _Alignof (int),
+  int_array_alignment = _Alignof (int[100]),
+  char_alignment = _Alignof (char)
+};
+_Static_assert (0 < -_Alignof (int), "_Alignof is signed");
 
-# libtool versioning
-case `pwd` in
-  *\ * | *\	*)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
-$as_echo "$as_me: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&2;} ;;
-esac
+// Check _Noreturn.
+int _Noreturn does_not_return (void) { for (;;) continue; }
 
+// Check _Static_assert.
+struct test_static_assert
+{
+  int x;
+  _Static_assert (sizeof (int) <= sizeof (long int),
+                  "_Static_assert does not work in struct");
+  long int y;
+};
 
+// Check UTF-8 literals.
+#define u8 syntax error!
+char const utf8_literal[] = u8"happens to be ASCII" "another string";
 
-macro_version='2.4.6'
-macro_revision='2.4.6'
+// Check duplicate typedefs.
+typedef long *long_ptr;
+typedef long int *long_ptr;
+typedef long_ptr long_ptr;
 
+// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1.
+struct anonymous
+{
+  union {
+    struct { int i; int j; };
+    struct { int k; long int l; } w;
+  };
+  int m;
+} v1;
+'
 
+# Test code for whether the C compiler supports C11 (body of main).
+ac_c_conftest_c11_main='
+  _Static_assert ((offsetof (struct anonymous, i)
+		   == offsetof (struct anonymous, w.k)),
+		  "Anonymous union alignment botch");
+  v1.i = 2;
+  v1.w.k = 5;
+  ok |= v1.i != 5;
+'
 
+# Test code for whether the C compiler supports C11 (complete).
+ac_c_conftest_c11_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+${ac_c_conftest_c11_globals}
 
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  ${ac_c_conftest_c11_main}
+  return ok;
+}
+"
 
+# Test code for whether the C compiler supports C99 (complete).
+ac_c_conftest_c99_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
 
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  return ok;
+}
+"
 
+# Test code for whether the C compiler supports C89 (complete).
+ac_c_conftest_c89_program="${ac_c_conftest_c89_globals}
 
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  return ok;
+}
+"
 
+as_fn_append ac_header_c_list " stdio.h stdio_h HAVE_STDIO_H"
+as_fn_append ac_header_c_list " stdlib.h stdlib_h HAVE_STDLIB_H"
+as_fn_append ac_header_c_list " string.h string_h HAVE_STRING_H"
+as_fn_append ac_header_c_list " inttypes.h inttypes_h HAVE_INTTYPES_H"
+as_fn_append ac_header_c_list " stdint.h stdint_h HAVE_STDINT_H"
+as_fn_append ac_header_c_list " strings.h strings_h HAVE_STRINGS_H"
+as_fn_append ac_header_c_list " sys/stat.h sys_stat_h HAVE_SYS_STAT_H"
+as_fn_append ac_header_c_list " sys/types.h sys_types_h HAVE_SYS_TYPES_H"
+as_fn_append ac_header_c_list " unistd.h unistd_h HAVE_UNISTD_H"
+# Test code for whether the C++ compiler supports C++98 (global declarations)
+ac_cxx_conftest_cxx98_globals='
+// Does the compiler advertise C++98 conformance?
+#if !defined __cplusplus || __cplusplus < 199711L
+# error "Compiler does not advertise C++98 conformance"
+#endif
 
+// These inclusions are to reject old compilers that
+// lack the unsuffixed header files.
+#include <cstdlib>
+#include <exception>
 
+// <cassert> and <cstring> are *not* freestanding headers in C++98.
+extern void assert (int);
+namespace std {
+  extern int strcmp (const char *, const char *);
+}
 
+// Namespaces, exceptions, and templates were all added after "C++ 2.0".
+using std::exception;
+using std::strcmp;
 
-ltmain=$ac_aux_dir/ltmain.sh
+namespace {
 
-# Make sure we can run config.sub.
-$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
+void test_exception_syntax()
+{
+  try {
+    throw "test";
+  } catch (const char *s) {
+    // Extra parentheses suppress a warning when building autoconf itself,
+    // due to lint rules shared with more typical C programs.
+    assert (!(strcmp) (s, "test"));
+  }
+}
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
-$as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_build_alias=$build_alias
-test "x$ac_build_alias" = x &&
-  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
-test "x$ac_build_alias" = x &&
-  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
-ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
+template <typename T> struct test_template
+{
+  T const val;
+  explicit test_template(T t) : val(t) {}
+  template <typename U> T add(U u) { return static_cast<T>(u) + val; }
+};
 
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-$as_echo "$ac_cv_build" >&6; }
-case $ac_cv_build in
-*-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
-esac
-build=$ac_cv_build
+} // anonymous namespace
+'
+
+# Test code for whether the C++ compiler supports C++98 (body of main)
+ac_cxx_conftest_cxx98_main='
+  assert (argc);
+  assert (! argv[0]);
+{
+  test_exception_syntax ();
+  test_template<double> tt (2.0);
+  assert (tt.add (4) == 6.0);
+  assert (true && !false);
+}
+'
+
+# Test code for whether the C++ compiler supports C++11 (global declarations)
+ac_cxx_conftest_cxx11_globals='
+// Does the compiler advertise C++ 2011 conformance?
+#if !defined __cplusplus || __cplusplus < 201103L
+# error "Compiler does not advertise C++11 conformance"
+#endif
+
+namespace cxx11test
+{
+  constexpr int get_val() { return 20; }
+
+  struct testinit
+  {
+    int i;
+    double d;
+  };
+
+  class delegate
+  {
+  public:
+    delegate(int n) : n(n) {}
+    delegate(): delegate(2354) {}
+
+    virtual int getval() { return this->n; };
+  protected:
+    int n;
+  };
+
+  class overridden : public delegate
+  {
+  public:
+    overridden(int n): delegate(n) {}
+    virtual int getval() override final { return this->n * 2; }
+  };
+
+  class nocopy
+  {
+  public:
+    nocopy(int i): i(i) {}
+    nocopy() = default;
+    nocopy(const nocopy&) = delete;
+    nocopy & operator=(const nocopy&) = delete;
+  private:
+    int i;
+  };
+
+  // for testing lambda expressions
+  template <typename Ret, typename Fn> Ret eval(Fn f, Ret v)
+  {
+    return f(v);
+  }
+
+  // for testing variadic templates and trailing return types
+  template <typename V> auto sum(V first) -> V
+  {
+    return first;
+  }
+  template <typename V, typename... Args> auto sum(V first, Args... rest) -> V
+  {
+    return first + sum(rest...);
+  }
+}
+'
+
+# Test code for whether the C++ compiler supports C++11 (body of main)
+ac_cxx_conftest_cxx11_main='
+{
+  // Test auto and decltype
+  auto a1 = 6538;
+  auto a2 = 48573953.4;
+  auto a3 = "String literal";
+
+  int total = 0;
+  for (auto i = a3; *i; ++i) { total += *i; }
+
+  decltype(a2) a4 = 34895.034;
+}
+{
+  // Test constexpr
+  short sa[cxx11test::get_val()] = { 0 };
+}
+{
+  // Test initializer lists
+  cxx11test::testinit il = { 4323, 435234.23544 };
+}
+{
+  // Test range-based for
+  int array[] = {9, 7, 13, 15, 4, 18, 12, 10, 5, 3,
+                 14, 19, 17, 8, 6, 20, 16, 2, 11, 1};
+  for (auto &x : array) { x += 23; }
+}
+{
+  // Test lambda expressions
+  using cxx11test::eval;
+  assert (eval ([](int x) { return x*2; }, 21) == 42);
+  double d = 2.0;
+  assert (eval ([&](double x) { return d += x; }, 3.0) == 5.0);
+  assert (d == 5.0);
+  assert (eval ([=](double x) mutable { return d += x; }, 4.0) == 9.0);
+  assert (d == 5.0);
+}
+{
+  // Test use of variadic templates
+  using cxx11test::sum;
+  auto a = sum(1);
+  auto b = sum(1, 2);
+  auto c = sum(1.0, 2.0, 3.0);
+}
+{
+  // Test constructor delegation
+  cxx11test::delegate d1;
+  cxx11test::delegate d2();
+  cxx11test::delegate d3(45);
+}
+{
+  // Test override and final
+  cxx11test::overridden o1(55464);
+}
+{
+  // Test nullptr
+  char *c = nullptr;
+}
+{
+  // Test template brackets
+  test_template<::test_template<int>> v(test_template<int>(12));
+}
+{
+  // Unicode literals
+  char const *utf8 = u8"UTF-8 string \u2500";
+  char16_t const *utf16 = u"UTF-8 string \u2500";
+  char32_t const *utf32 = U"UTF-32 string \u2500";
+}
+'
+
+# Test code for whether the C compiler supports C++11 (complete).
+ac_cxx_conftest_cxx11_program="${ac_cxx_conftest_cxx98_globals}
+${ac_cxx_conftest_cxx11_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_cxx_conftest_cxx98_main}
+  ${ac_cxx_conftest_cxx11_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C++98 (complete).
+ac_cxx_conftest_cxx98_program="${ac_cxx_conftest_cxx98_globals}
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_cxx_conftest_cxx98_main}
+  return ok;
+}
+"
+
+
+# Auxiliary files required by this configure script.
+ac_aux_files="install-sh config.guess config.sub ltmain.sh"
+
+# Locations in which to look for auxiliary files.
+ac_aux_dir_candidates="${srcdir}/build-scripts"
+
+# Search for a directory containing all of the required auxiliary files,
+# $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates.
+# If we don't find one directory that contains all the files we need,
+# we report the set of missing files from the *first* directory in
+# $ac_aux_dir_candidates and give up.
+ac_missing_aux_files=""
+ac_first_candidate=:
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in $ac_aux_dir_candidates
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+  as_found=:
+
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
+  ac_aux_dir_found=yes
+  ac_install_sh=
+  for ac_aux in $ac_aux_files
+  do
+    # As a special case, if "install-sh" is required, that requirement
+    # can be satisfied by any of "install-sh", "install.sh", or "shtool",
+    # and $ac_install_sh is set appropriately for whichever one is found.
+    if test x"$ac_aux" = x"install-sh"
+    then
+      if test -f "${as_dir}install-sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
+        ac_install_sh="${as_dir}install-sh -c"
+      elif test -f "${as_dir}install.sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
+        ac_install_sh="${as_dir}install.sh -c"
+      elif test -f "${as_dir}shtool"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
+        ac_install_sh="${as_dir}shtool install -c"
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} install-sh"
+        else
+          break
+        fi
+      fi
+    else
+      if test -f "${as_dir}${ac_aux}"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}"
+        else
+          break
+        fi
+      fi
+    fi
+  done
+  if test "$ac_aux_dir_found" = yes; then
+    ac_aux_dir="$as_dir"
+    break
+  fi
+  ac_first_candidate=false
+
+  as_found=false
+done
+IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5
+fi
+
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+if test -f "${ac_aux_dir}config.guess"; then
+  ac_config_guess="$SHELL ${ac_aux_dir}config.guess"
+fi
+if test -f "${ac_aux_dir}config.sub"; then
+  ac_config_sub="$SHELL ${ac_aux_dir}config.sub"
+fi
+if test -f "$ac_aux_dir/configure"; then
+  ac_configure="$SHELL ${ac_aux_dir}configure"
+fi
+
+# Check that the precious variables saved in the cache have kept the same
+# value.
+ac_cache_corrupted=false
+for ac_var in $ac_precious_vars; do
+  eval ac_old_set=\$ac_cv_env_${ac_var}_set
+  eval ac_new_set=\$ac_env_${ac_var}_set
+  eval ac_old_val=\$ac_cv_env_${ac_var}_value
+  eval ac_new_val=\$ac_env_${ac_var}_value
+  case $ac_old_set,$ac_new_set in
+    set,)
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
+    ,set)
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      ac_cache_corrupted=: ;;
+    ,);;
+    *)
+      if test "x$ac_old_val" != "x$ac_new_val"; then
+	# differences in whitespace do not lead to failure.
+	ac_old_val_w=`echo x $ac_old_val`
+	ac_new_val_w=`echo x $ac_new_val`
+	if test "$ac_old_val_w" != "$ac_new_val_w"; then
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  ac_cache_corrupted=:
+	else
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  eval $ac_var=\$ac_old_val
+	fi
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+printf "%s\n" "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
+      fi;;
+  esac
+  # Pass precious variables to config.status.
+  if test "$ac_new_set" = set; then
+    case $ac_new_val in
+    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *) ac_arg=$ac_var=$ac_new_val ;;
+    esac
+    case " $ac_configure_args " in
+      *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
+      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
+    esac
+  fi
+done
+if $ac_cache_corrupted; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run \`${MAKE-make} distclean' and/or \`rm $cache_file'
+	    and start over" "$LINENO" 5
+fi
+## -------------------- ##
+## Main body of script. ##
+## -------------------- ##
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+ac_config_headers="$ac_config_headers include/SDL_config.h"
+
+
+
+
+orig_CFLAGS="$CFLAGS"
+
+# See docs/release_checklist.md
+SDL_MAJOR_VERSION=2
+SDL_MINOR_VERSION=23
+SDL_MICRO_VERSION=0
+SDL_VERSION=$SDL_MAJOR_VERSION.$SDL_MINOR_VERSION.$SDL_MICRO_VERSION
+
+SDL_BINARY_AGE=`expr $SDL_MINOR_VERSION \* 100 + $SDL_MICRO_VERSION`
+case "$SDL_MINOR_VERSION" in #(
+  *[02468]) :
+        SDL_INTERFACE_AGE="$SDL_MICRO_VERSION" ;; #(
+  *) :
+        SDL_INTERFACE_AGE=0 ;; #(
+  *) :
+     ;;
+esac
+
+
+
+
+
+
+
+
+# libtool versioning
+
+
+case `pwd` in
+  *\ * | *\	*)
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&5
+printf "%s\n" "$as_me: WARNING: Libtool does not cope well with whitespace in \`pwd\`" >&2;} ;;
+esac
+
+
+
+macro_version='2.4.6'
+macro_revision='2.4.6'
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ltmain=$ac_aux_dir/ltmain.sh
+
+
+
+  # Make sure we can run config.sub.
+$SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+printf %s "checking build system type... " >&6; }
+if test ${ac_cv_build+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_build_alias=$build_alias
+test "x$ac_build_alias" = x &&
+  ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
+test "x$ac_build_alias" = x &&
+  as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
+ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
+  as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
+
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+printf "%s\n" "$ac_cv_build" >&6; }
+case $ac_cv_build in
+*-*-*) ;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
+esac
+build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
 set x $ac_cv_build
 shift
@@ -2944,21 +3526,22 @@ IFS=$ac_save_IFS
 case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
-$as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+printf %s "checking host system type... " >&6; }
+if test ${ac_cv_host+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
-  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+  ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-$as_echo "$ac_cv_host" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+printf "%s\n" "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
@@ -2998,8 +3581,8 @@ ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\
 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to print strings" >&5
-$as_echo_n "checking how to print strings... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to print strings" >&5
+printf %s "checking how to print strings... " >&6; }
 # Test print first, because it will be a builtin if present.
 if test "X`( print -r -- -n ) 2>/dev/null`" = X-n && \
    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
@@ -3025,12 +3608,12 @@ func_echo_all ()
 }
 
 case $ECHO in
-  printf*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: printf" >&5
-$as_echo "printf" >&6; } ;;
-  print*) { $as_echo "$as_me:${as_lineno-$LINENO}: result: print -r" >&5
-$as_echo "print -r" >&6; } ;;
-  *) { $as_echo "$as_me:${as_lineno-$LINENO}: result: cat" >&5
-$as_echo "cat" >&6; } ;;
+  printf*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: printf" >&5
+printf "%s\n" "printf" >&6; } ;;
+  print*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: print -r" >&5
+printf "%s\n" "print -r" >&6; } ;;
+  *) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: cat" >&5
+printf "%s\n" "cat" >&6; } ;;
 esac
 
 
@@ -3043,6 +3626,15 @@ esac
 
 
 
+
+
+
+
+
+
+
+
+
 
 
 
@@ -3054,11 +3646,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3066,11 +3659,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3081,11 +3678,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3094,11 +3691,12 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -3106,11 +3704,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3121,11 +3723,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -3133,8 +3735,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -3147,11 +3749,12 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3159,11 +3762,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3174,11 +3781,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3187,11 +3794,12 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3200,15 +3808,19 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3224,18 +3836,18 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3246,11 +3858,12 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -3258,11 +3871,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3273,11 +3890,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3290,11 +3907,12 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -3302,11 +3920,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3317,11 +3939,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3333,8 +3955,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -3342,25 +3964,129 @@ esac
 fi
 
 fi
-
-
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
+set dummy ${ac_tool_prefix}clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "clang", so it can be a program name with args.
+set dummy clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+fi
+
+
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
 See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -3370,7 +4096,7 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
@@ -3378,7 +4104,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -3390,9 +4116,9 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
-ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+printf %s "checking whether the C compiler works... " >&6; }
+ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -3413,11 +4139,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
@@ -3434,7 +4161,7 @@ do
 	# certainly right.
 	break;;
     *.* )
-	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
@@ -3450,44 +4177,46 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else
+else $as_nop
   ac_file=''
 fi
-if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+if test -z "$ac_file"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
 See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+printf %s "checking for C compiler default output file name... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+printf "%s\n" "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-$as_echo_n "checking for suffix of executables... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+printf %s "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -3501,15 +4230,15 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-$as_echo "$ac_cv_exeext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+printf "%s\n" "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
@@ -3518,7 +4247,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 int
-main ()
+main (void)
 {
 FILE *f = fopen ("conftest.out", "w");
  return ferror (f) || fclose (f) != 0;
@@ -3530,8 +4259,8 @@ _ACEOF
 ac_clean_files="$ac_clean_files conftest.out"
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+printf %s "checking whether we are cross compiling... " >&6; }
 if test "$cross_compiling" != yes; then
   { { ac_try="$ac_link"
 case "(($ac_try" in
@@ -3539,10 +4268,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
   if { ac_try='./conftest$ac_cv_exeext'
   { { case "(($ac_try" in
@@ -3550,39 +4279,40 @@ $as_echo "$ac_try_echo"; } >&5
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
+	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+printf "%s\n" "$cross_compiling" >&6; }
 
 rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-$as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+printf %s "checking for suffix of object files... " >&6; }
+if test ${ac_cv_objext+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -3596,11 +4326,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -3609,31 +4340,32 @@ $as_echo "$ac_try_echo"; } >&5
        break;;
   esac
 done
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-$as_echo "$ac_cv_objext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+printf "%s\n" "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+printf %s "checking whether the compiler supports GNU C... " >&6; }
+if test ${ac_cv_c_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -3643,29 +4375,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+set}
+ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+printf %s "checking whether $CC accepts -g... " >&6; }
+if test ${ac_cv_prog_cc_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
@@ -3674,57 +4410,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
-else
+else $as_nop
   CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
-if test "$ac_test_CFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -3739,94 +4478,144 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c89=no
+ac_prog_cc_stdc=no
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+printf %s "checking for $CC option to enable C11 features... " >&6; }
+if test ${ac_cv_prog_cc_c11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c11=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdio.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not '\xHH' hex character constants.
-   These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
-   array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+$ac_c_conftest_c11_program
+_ACEOF
+for ac_arg in '' -std=gnu11
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+if test "x$ac_cv_prog_cc_c11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+     CC="$CC $ac_cv_prog_cc_c11"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
+  ac_prog_cc_stdc=c11
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+printf %s "checking for $CC option to enable C99 features... " >&6; }
+if test ${ac_cv_prog_cc_c99+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c99_program
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
+if test "x$ac_cv_prog_cc_c99" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c99" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+     CC="$CC $ac_cv_prog_cc_c99"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
+  ac_prog_cc_stdc=c99
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+printf %s "checking for $CC option to enable C89 features... " >&6; }
+if test ${ac_cv_prog_cc_c89+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c89=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c89_program
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
+  if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
-
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
 
+if test "x$ac_cv_prog_cc_c89" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c89" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+     CC="$CC $ac_cv_prog_cc_c89"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
+  ac_prog_cc_stdc=c89
+fi
 fi
 
 ac_ext=c
@@ -3835,11 +4624,12 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
-$as_echo_n "checking for a sed that does not truncate output... " >&6; }
-if ${ac_cv_path_SED+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a sed that does not truncate output" >&5
+printf %s "checking for a sed that does not truncate output... " >&6; }
+if test ${ac_cv_path_SED+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
             ac_script=s/aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb/
      for ac_i in 1 2 3 4 5 6 7; do
        ac_script="$ac_script$as_nl$ac_script"
@@ -3853,10 +4643,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in sed gsed; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in sed gsed
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_SED="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_SED="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_SED" || continue
 # Check for GNU ac_path_SED and select it if it is found.
   # Check for GNU $ac_path_SED
@@ -3865,13 +4660,13 @@ case `"$ac_path_SED" --version 2>&1` in
   ac_cv_path_SED="$ac_path_SED" ac_path_SED_found=:;;
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo '' >> "conftest.nl"
+    printf "%s\n" '' >> "conftest.nl"
     "$ac_path_SED" -f conftest.sed < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -3899,8 +4694,8 @@ else
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
-$as_echo "$ac_cv_path_SED" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_SED" >&5
+printf "%s\n" "$ac_cv_path_SED" >&6; }
  SED="$ac_cv_path_SED"
   rm -f conftest.sed
 
@@ -3917,11 +4712,12 @@ Xsed="$SED -e 1s/^X//"
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+printf %s "checking for grep that handles long lines and -e... " >&6; }
+if test ${ac_cv_path_GREP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -z "$GREP"; then
   ac_path_GREP_found=false
   # Loop through the user's path and test for each of PROGNAME-LIST
@@ -3929,10 +4725,15 @@ else
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in grep ggrep; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in grep ggrep
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_GREP="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_GREP" || continue
 # Check for GNU ac_path_GREP and select it if it is found.
   # Check for GNU $ac_path_GREP
@@ -3941,13 +4742,13 @@ case `"$ac_path_GREP" --version 2>&1` in
   ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo 'GREP' >> "conftest.nl"
+    printf "%s\n" 'GREP' >> "conftest.nl"
     "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -3975,16 +4776,17 @@ else
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-$as_echo "$ac_cv_path_GREP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+printf "%s\n" "$ac_cv_path_GREP" >&6; }
  GREP="$ac_cv_path_GREP"
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-$as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+printf %s "checking for egrep... " >&6; }
+if test ${ac_cv_path_EGREP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
    then ac_cv_path_EGREP="$GREP -E"
    else
@@ -3995,10 +4797,15 @@ else
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in egrep; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_EGREP" || continue
 # Check for GNU ac_path_EGREP and select it if it is found.
   # Check for GNU $ac_path_EGREP
@@ -4007,13 +4814,13 @@ case `"$ac_path_EGREP" --version 2>&1` in
   ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo 'EGREP' >> "conftest.nl"
+    printf "%s\n" 'EGREP' >> "conftest.nl"
     "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -4042,16 +4849,17 @@ fi
 
    fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-$as_echo "$ac_cv_path_EGREP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+printf "%s\n" "$ac_cv_path_EGREP" >&6; }
  EGREP="$ac_cv_path_EGREP"
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
-$as_echo_n "checking for fgrep... " >&6; }
-if ${ac_cv_path_FGREP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fgrep" >&5
+printf %s "checking for fgrep... " >&6; }
+if test ${ac_cv_path_FGREP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if echo 'ab*c' | $GREP -F 'ab*c' >/dev/null 2>&1
    then ac_cv_path_FGREP="$GREP -F"
    else
@@ -4062,10 +4870,15 @@ else
 for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in fgrep; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in fgrep
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_FGREP="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_FGREP="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_FGREP" || continue
 # Check for GNU ac_path_FGREP and select it if it is found.
   # Check for GNU $ac_path_FGREP
@@ -4074,13 +4887,13 @@ case `"$ac_path_FGREP" --version 2>&1` in
   ac_cv_path_FGREP="$ac_path_FGREP" ac_path_FGREP_found=:;;
 *)
   ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
+  printf %s 0123456789 >"conftest.in"
   while :
   do
     cat "conftest.in" "conftest.in" >"conftest.tmp"
     mv "conftest.tmp" "conftest.in"
     cp "conftest.in" "conftest.nl"
-    $as_echo 'FGREP' >> "conftest.nl"
+    printf "%s\n" 'FGREP' >> "conftest.nl"
     "$ac_path_FGREP" FGREP < "conftest.nl" >"conftest.out" 2>/dev/null || break
     diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
     as_fn_arith $ac_count + 1 && ac_count=$as_val
@@ -4109,8 +4922,8 @@ fi
 
    fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5
-$as_echo "$ac_cv_path_FGREP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_FGREP" >&5
+printf "%s\n" "$ac_cv_path_FGREP" >&6; }
  FGREP="$ac_cv_path_FGREP"
 
 
@@ -4135,17 +4948,18 @@ test -z "$GREP" && GREP=grep
 
 
 # Check whether --with-gnu-ld was given.
-if test "${with_gnu_ld+set}" = set; then :
+if test ${with_gnu_ld+y}
+then :
   withval=$with_gnu_ld; test no = "$withval" || with_gnu_ld=yes
-else
+else $as_nop
   with_gnu_ld=no
 fi
 
 ac_prog=ld
 if test yes = "$GCC"; then
   # Check if gcc -print-prog-name=ld gives a path.
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
-$as_echo_n "checking for ld used by $CC... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
+printf %s "checking for ld used by $CC... " >&6; }
   case $host in
   *-*-mingw*)
     # gcc leaves a trailing carriage return, which upsets mingw
@@ -4174,15 +4988,16 @@ $as_echo_n "checking for ld used by $CC... " >&6; }
     ;;
   esac
 elif test yes = "$with_gnu_ld"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
-$as_echo_n "checking for GNU ld... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
+printf %s "checking for GNU ld... " >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
-$as_echo_n "checking for non-GNU ld... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
+printf %s "checking for non-GNU ld... " >&6; }
 fi
-if ${lt_cv_path_LD+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+if test ${lt_cv_path_LD+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -z "$LD"; then
   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
   for ac_dir in $PATH; do
@@ -4211,18 +5026,19 @@ fi
 
 LD=$lt_cv_path_LD
 if test -n "$LD"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
-$as_echo "$LD" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
+printf "%s\n" "$LD" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
-$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
-if ${lt_cv_prog_gnu_ld+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
+printf %s "checking if the linker ($LD) is GNU ld... " >&6; }
+if test ${lt_cv_prog_gnu_ld+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   # I'd rather use --version here, but apparently some GNU lds only accept -v.
 case `$LD -v 2>&1 </dev/null` in
 *GNU* | *'with BFD'*)
@@ -4233,8 +5049,8 @@ case `$LD -v 2>&1 </dev/null` in
   ;;
 esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
-$as_echo "$lt_cv_prog_gnu_ld" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
+printf "%s\n" "$lt_cv_prog_gnu_ld" >&6; }
 with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
@@ -4245,11 +5061,12 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
-$as_echo_n "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
-if ${lt_cv_path_NM+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for BSD- or MS-compatible name lister (nm)" >&5
+printf %s "checking for BSD- or MS-compatible name lister (nm)... " >&6; }
+if test ${lt_cv_path_NM+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$NM"; then
   # Let the user override the test.
   lt_cv_path_NM=$NM
@@ -4299,8 +5116,8 @@ else
   : ${lt_cv_path_NM=no}
 fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5
-$as_echo "$lt_cv_path_NM" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_NM" >&5
+printf "%s\n" "$lt_cv_path_NM" >&6; }
 if test no != "$lt_cv_path_NM"; then
   NM=$lt_cv_path_NM
 else
@@ -4313,11 +5130,12 @@ else
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DUMPBIN+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_DUMPBIN+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$DUMPBIN"; then
   ac_cv_prog_DUMPBIN="$DUMPBIN" # Let the user override the test.
 else
@@ -4325,11 +5143,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_DUMPBIN="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4340,11 +5162,11 @@ fi
 fi
 DUMPBIN=$ac_cv_prog_DUMPBIN
 if test -n "$DUMPBIN"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DUMPBIN" >&5
-$as_echo "$DUMPBIN" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DUMPBIN" >&5
+printf "%s\n" "$DUMPBIN" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -4357,11 +5179,12 @@ if test -z "$DUMPBIN"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DUMPBIN+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_DUMPBIN+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_DUMPBIN"; then
   ac_cv_prog_ac_ct_DUMPBIN="$ac_ct_DUMPBIN" # Let the user override the test.
 else
@@ -4369,11 +5192,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_DUMPBIN="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4384,11 +5211,11 @@ fi
 fi
 ac_ct_DUMPBIN=$ac_cv_prog_ac_ct_DUMPBIN
 if test -n "$ac_ct_DUMPBIN"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DUMPBIN" >&5
-$as_echo "$ac_ct_DUMPBIN" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DUMPBIN" >&5
+printf "%s\n" "$ac_ct_DUMPBIN" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -4400,8 +5227,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     DUMPBIN=$ac_ct_DUMPBIN
@@ -4429,11 +5256,12 @@ test -z "$NM" && NM=nm
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
-$as_echo_n "checking the name lister ($NM) interface... " >&6; }
-if ${lt_cv_nm_interface+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
+printf %s "checking the name lister ($NM) interface... " >&6; }
+if test ${lt_cv_nm_interface+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&5)
@@ -4449,26 +5277,27 @@ else
   fi
   rm -f conftest*
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5
-$as_echo "$lt_cv_nm_interface" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5
+printf "%s\n" "$lt_cv_nm_interface" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
-$as_echo_n "checking whether ln -s works... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ln -s works" >&5
+printf %s "checking whether ln -s works... " >&6; }
 LN_S=$as_ln_s
 if test "$LN_S" = "ln -s"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
-$as_echo "no, using $LN_S" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no, using $LN_S" >&5
+printf "%s\n" "no, using $LN_S" >&6; }
 fi
 
 # find the maximum length of command line arguments
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
-$as_echo_n "checking the maximum length of command line arguments... " >&6; }
-if ${lt_cv_sys_max_cmd_len+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking the maximum length of command line arguments" >&5
+printf %s "checking the maximum length of command line arguments... " >&6; }
+if test ${lt_cv_sys_max_cmd_len+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
     i=0
   teststring=ABCD
 
@@ -4595,11 +5424,11 @@ else
 fi
 
 if test -n "$lt_cv_sys_max_cmd_len"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sys_max_cmd_len" >&5
-$as_echo "$lt_cv_sys_max_cmd_len" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sys_max_cmd_len" >&5
+printf "%s\n" "$lt_cv_sys_max_cmd_len" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none" >&5
+printf "%s\n" "none" >&6; }
 fi
 max_cmd_len=$lt_cv_sys_max_cmd_len
 
@@ -4643,11 +5472,12 @@ esac
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to $host format" >&5
-$as_echo_n "checking how to convert $build file names to $host format... " >&6; }
-if ${lt_cv_to_host_file_cmd+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to $host format" >&5
+printf %s "checking how to convert $build file names to $host format... " >&6; }
+if test ${lt_cv_to_host_file_cmd+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $host in
   *-*-mingw* )
     case $build in
@@ -4683,18 +5513,19 @@ esac
 fi
 
 to_host_file_cmd=$lt_cv_to_host_file_cmd
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_host_file_cmd" >&5
-$as_echo "$lt_cv_to_host_file_cmd" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_host_file_cmd" >&5
+printf "%s\n" "$lt_cv_to_host_file_cmd" >&6; }
 
 
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to toolchain format" >&5
-$as_echo_n "checking how to convert $build file names to toolchain format... " >&6; }
-if ${lt_cv_to_tool_file_cmd+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to convert $build file names to toolchain format" >&5
+printf %s "checking how to convert $build file names to toolchain format... " >&6; }
+if test ${lt_cv_to_tool_file_cmd+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   #assume ordinary cross tools, or native build.
 lt_cv_to_tool_file_cmd=func_convert_file_noop
 case $host in
@@ -4710,22 +5541,23 @@ esac
 fi
 
 to_tool_file_cmd=$lt_cv_to_tool_file_cmd
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_tool_file_cmd" >&5
-$as_echo "$lt_cv_to_tool_file_cmd" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_to_tool_file_cmd" >&5
+printf "%s\n" "$lt_cv_to_tool_file_cmd" >&6; }
 
 
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5
-$as_echo_n "checking for $LD option to reload object files... " >&6; }
-if ${lt_cv_ld_reload_flag+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $LD option to reload object files" >&5
+printf %s "checking for $LD option to reload object files... " >&6; }
+if test ${lt_cv_ld_reload_flag+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_ld_reload_flag='-r'
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_reload_flag" >&5
-$as_echo "$lt_cv_ld_reload_flag" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_reload_flag" >&5
+printf "%s\n" "$lt_cv_ld_reload_flag" >&6; }
 reload_flag=$lt_cv_ld_reload_flag
 case $reload_flag in
 "" | " "*) ;;
@@ -4758,11 +5590,12 @@ esac
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args.
 set dummy ${ac_tool_prefix}objdump; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OBJDUMP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_OBJDUMP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$OBJDUMP"; then
   ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test.
 else
@@ -4770,11 +5603,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_OBJDUMP="${ac_tool_prefix}objdump"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4785,11 +5622,11 @@ fi
 fi
 OBJDUMP=$ac_cv_prog_OBJDUMP
 if test -n "$OBJDUMP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5
-$as_echo "$OBJDUMP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5
+printf "%s\n" "$OBJDUMP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -4798,11 +5635,12 @@ if test -z "$ac_cv_prog_OBJDUMP"; then
   ac_ct_OBJDUMP=$OBJDUMP
   # Extract the first word of "objdump", so it can be a program name with args.
 set dummy objdump; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_OBJDUMP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_OBJDUMP"; then
   ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test.
 else
@@ -4810,11 +5648,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_OBJDUMP="objdump"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -4825,11 +5667,11 @@ fi
 fi
 ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP
 if test -n "$ac_ct_OBJDUMP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5
-$as_echo "$ac_ct_OBJDUMP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5
+printf "%s\n" "$ac_ct_OBJDUMP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_OBJDUMP" = x; then
@@ -4837,8 +5679,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     OBJDUMP=$ac_ct_OBJDUMP
@@ -4854,11 +5696,12 @@ test -z "$OBJDUMP" && OBJDUMP=objdump
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5
-$as_echo_n "checking how to recognize dependent libraries... " >&6; }
-if ${lt_cv_deplibs_check_method+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to recognize dependent libraries" >&5
+printf %s "checking how to recognize dependent libraries... " >&6; }
+if test ${lt_cv_deplibs_check_method+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_file_magic_cmd='$MAGIC_CMD'
 lt_cv_file_magic_test_file=
 lt_cv_deplibs_check_method='unknown'
@@ -5056,8 +5899,8 @@ os2*)
 esac
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_deplibs_check_method" >&5
-$as_echo "$lt_cv_deplibs_check_method" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_deplibs_check_method" >&5
+printf "%s\n" "$lt_cv_deplibs_check_method" >&6; }
 
 file_magic_glob=
 want_nocaseglob=no
@@ -5101,11 +5944,12 @@ test -z "$deplibs_check_method" && deplibs_check_method=unknown
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dlltool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DLLTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_DLLTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$DLLTOOL"; then
   ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
 else
@@ -5113,11 +5957,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_DLLTOOL="${ac_tool_prefix}dlltool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5128,11 +5976,11 @@ fi
 fi
 DLLTOOL=$ac_cv_prog_DLLTOOL
 if test -n "$DLLTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5
-$as_echo "$DLLTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5
+printf "%s\n" "$DLLTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5141,11 +5989,12 @@ if test -z "$ac_cv_prog_DLLTOOL"; then
   ac_ct_DLLTOOL=$DLLTOOL
   # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DLLTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_DLLTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_DLLTOOL"; then
   ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test.
 else
@@ -5153,11 +6002,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_DLLTOOL="dlltool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5168,11 +6021,11 @@ fi
 fi
 ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL
 if test -n "$ac_ct_DLLTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5
-$as_echo "$ac_ct_DLLTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5
+printf "%s\n" "$ac_ct_DLLTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_DLLTOOL" = x; then
@@ -5180,8 +6033,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     DLLTOOL=$ac_ct_DLLTOOL
@@ -5198,11 +6051,12 @@ test -z "$DLLTOOL" && DLLTOOL=dlltool
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to associate runtime and link libraries" >&5
-$as_echo_n "checking how to associate runtime and link libraries... " >&6; }
-if ${lt_cv_sharedlib_from_linklib_cmd+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to associate runtime and link libraries" >&5
+printf %s "checking how to associate runtime and link libraries... " >&6; }
+if test ${lt_cv_sharedlib_from_linklib_cmd+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_sharedlib_from_linklib_cmd='unknown'
 
 case $host_os in
@@ -5225,8 +6079,8 @@ cygwin* | mingw* | pw32* | cegcc*)
 esac
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sharedlib_from_linklib_cmd" >&5
-$as_echo "$lt_cv_sharedlib_from_linklib_cmd" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_sharedlib_from_linklib_cmd" >&5
+printf "%s\n" "$lt_cv_sharedlib_from_linklib_cmd" >&6; }
 sharedlib_from_linklib_cmd=$lt_cv_sharedlib_from_linklib_cmd
 test -z "$sharedlib_from_linklib_cmd" && sharedlib_from_linklib_cmd=$ECHO
 
@@ -5242,11 +6096,12 @@ if test -n "$ac_tool_prefix"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_AR+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
 else
@@ -5254,11 +6109,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_AR="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5269,11 +6128,11 @@ fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
-$as_echo "$AR" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+printf "%s\n" "$AR" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5286,11 +6145,12 @@ if test -z "$AR"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_AR+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
 else
@@ -5298,11 +6158,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_AR="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5313,11 +6177,11 @@ fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
-$as_echo "$ac_ct_AR" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+printf "%s\n" "$ac_ct_AR" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5329,8 +6193,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     AR=$ac_ct_AR
@@ -5350,30 +6214,32 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for archiver @FILE support" >&5
-$as_echo_n "checking for archiver @FILE support... " >&6; }
-if ${lt_cv_ar_at_file+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for archiver @FILE support" >&5
+printf %s "checking for archiver @FILE support... " >&6; }
+if test ${lt_cv_ar_at_file+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_ar_at_file=no
    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   echo conftest.$ac_objext > conftest.lst
       lt_ar_try='$AR $AR_FLAGS libconftest.a @conftest.lst >&5'
       { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5
   (eval $lt_ar_try) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
       if test 0 -eq "$ac_status"; then
 	# Ensure the archiver fails upon bogus file names.
@@ -5381,7 +6247,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
 	{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$lt_ar_try\""; } >&5
   (eval $lt_ar_try) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 	if test 0 -ne "$ac_status"; then
           lt_cv_ar_at_file=@
@@ -5390,11 +6256,11 @@ if ac_fn_c_try_compile "$LINENO"; then :
       rm -f conftest.* libconftest.a
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ar_at_file" >&5
-$as_echo "$lt_cv_ar_at_file" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ar_at_file" >&5
+printf "%s\n" "$lt_cv_ar_at_file" >&6; }
 
 if test no = "$lt_cv_ar_at_file"; then
   archiver_list_spec=
@@ -5411,11 +6277,12 @@ fi
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args.
 set dummy ${ac_tool_prefix}strip; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_STRIP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_STRIP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$STRIP"; then
   ac_cv_prog_STRIP="$STRIP" # Let the user override the test.
 else
@@ -5423,11 +6290,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_STRIP="${ac_tool_prefix}strip"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5438,11 +6309,11 @@ fi
 fi
 STRIP=$ac_cv_prog_STRIP
 if test -n "$STRIP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5
-$as_echo "$STRIP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $STRIP" >&5
+printf "%s\n" "$STRIP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5451,11 +6322,12 @@ if test -z "$ac_cv_prog_STRIP"; then
   ac_ct_STRIP=$STRIP
   # Extract the first word of "strip", so it can be a program name with args.
 set dummy strip; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_STRIP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_STRIP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_STRIP"; then
   ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test.
 else
@@ -5463,11 +6335,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_STRIP="strip"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5478,11 +6354,11 @@ fi
 fi
 ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP
 if test -n "$ac_ct_STRIP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5
-$as_echo "$ac_ct_STRIP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_STRIP" >&5
+printf "%s\n" "$ac_ct_STRIP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_STRIP" = x; then
@@ -5490,8 +6366,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     STRIP=$ac_ct_STRIP
@@ -5510,11 +6386,12 @@ test -z "$STRIP" && STRIP=:
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
 else
@@ -5522,11 +6399,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5537,11 +6418,11 @@ fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-$as_echo "$RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+printf "%s\n" "$RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5550,11 +6431,12 @@ if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_RANLIB+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
 else
@@ -5562,11 +6444,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5577,11 +6463,11 @@ fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-$as_echo "$ac_ct_RANLIB" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+printf "%s\n" "$ac_ct_RANLIB" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_RANLIB" = x; then
@@ -5589,8 +6475,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RANLIB=$ac_ct_RANLIB
@@ -5654,11 +6540,12 @@ for ac_prog in gawk mawk nawk awk
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AWK+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_AWK+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$AWK"; then
   ac_cv_prog_AWK="$AWK" # Let the user override the test.
 else
@@ -5666,11 +6553,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_AWK="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -5681,11 +6572,11 @@ fi
 fi
 AWK=$ac_cv_prog_AWK
 if test -n "$AWK"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
-$as_echo "$AWK" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
+printf "%s\n" "$AWK" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -5721,11 +6612,12 @@ compiler=$CC
 
 
 # Check for command to grab the raw symbol name followed by C symbol from nm.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5
-$as_echo_n "checking command to parse $NM output from $compiler object... " >&6; }
-if ${lt_cv_sys_global_symbol_pipe+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking command to parse $NM output from $compiler object" >&5
+printf %s "checking command to parse $NM output from $compiler object... " >&6; }
+if test ${lt_cv_sys_global_symbol_pipe+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
 
 # These are sane defaults that work on at least a few old systems.
 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
@@ -5877,14 +6769,14 @@ _LT_EOF
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     # Now try to grab the symbols.
     nlist=conftest.nm
     if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist\""; } >&5
   (eval $NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && test -s "$nlist"; then
       # Try sorting and uniquifying the output.
       if sort "$nlist" | uniq > "$nlist"T; then
@@ -5953,7 +6845,7 @@ _LT_EOF
 	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && test -s conftest$ac_exeext; then
 	    pipe_works=yes
 	  fi
@@ -5988,11 +6880,11 @@ if test -z "$lt_cv_sys_global_symbol_pipe"; then
   lt_cv_sys_global_symbol_to_cdecl=
 fi
 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: failed" >&5
-$as_echo "failed" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: failed" >&5
+printf "%s\n" "failed" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: ok" >&5
-$as_echo "ok" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ok" >&5
+printf "%s\n" "ok" >&6; }
 fi
 
 # Response file support.
@@ -6038,13 +6930,14 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
-$as_echo_n "checking for sysroot... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sysroot" >&5
+printf %s "checking for sysroot... " >&6; }
 
 # Check whether --with-sysroot was given.
-if test "${with_sysroot+set}" = set; then :
+if test ${with_sysroot+y}
+then :
   withval=$with_sysroot;
-else
+else $as_nop
   with_sysroot=no
 fi
 
@@ -6062,24 +6955,25 @@ case $with_sysroot in #(
  no|'')
    ;; #(
  *)
-   { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_sysroot" >&5
-$as_echo "$with_sysroot" >&6; }
+   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_sysroot" >&5
+printf "%s\n" "$with_sysroot" >&6; }
    as_fn_error $? "The sysroot must be an absolute path." "$LINENO" 5
    ;;
 esac
 
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${lt_sysroot:-no}" >&5
-$as_echo "${lt_sysroot:-no}" >&6; }
+ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: ${lt_sysroot:-no}" >&5
+printf "%s\n" "${lt_sysroot:-no}" >&6; }
 
 
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a working dd" >&5
-$as_echo_n "checking for a working dd... " >&6; }
-if ${ac_cv_path_lt_DD+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a working dd" >&5
+printf %s "checking for a working dd... " >&6; }
+if test ${ac_cv_path_lt_DD+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   printf 0123456789abcdef0123456789abcdef >conftest.i
 cat conftest.i conftest.i >conftest2.i
 : ${lt_DD:=$DD}
@@ -6090,10 +6984,15 @@ if test -z "$lt_DD"; then
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in dd; do
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in dd
+   do
     for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_lt_DD="$as_dir/$ac_prog$ac_exec_ext"
+      ac_path_lt_DD="$as_dir$ac_prog$ac_exec_ext"
       as_fn_executable_p "$ac_path_lt_DD" || continue
 if "$ac_path_lt_DD" bs=32 count=1 <conftest2.i >conftest.out 2>/dev/null; then
   cmp -s conftest.i conftest.out \
@@ -6113,15 +7012,16 @@ fi
 
 rm -f conftest.i conftest2.i conftest.out
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_lt_DD" >&5
-$as_echo "$ac_cv_path_lt_DD" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_lt_DD" >&5
+printf "%s\n" "$ac_cv_path_lt_DD" >&6; }
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to truncate binary pipes" >&5
-$as_echo_n "checking how to truncate binary pipes... " >&6; }
-if ${lt_cv_truncate_bin+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to truncate binary pipes" >&5
+printf %s "checking how to truncate binary pipes... " >&6; }
+if test ${lt_cv_truncate_bin+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   printf 0123456789abcdef0123456789abcdef >conftest.i
 cat conftest.i conftest.i >conftest2.i
 lt_cv_truncate_bin=
@@ -6132,8 +7032,8 @@ fi
 rm -f conftest.i conftest2.i conftest.out
 test -z "$lt_cv_truncate_bin" && lt_cv_truncate_bin="$SED -e 4q"
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_truncate_bin" >&5
-$as_echo "$lt_cv_truncate_bin" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_truncate_bin" >&5
+printf "%s\n" "$lt_cv_truncate_bin" >&6; }
 
 
 
@@ -6156,7 +7056,8 @@ func_cc_basename ()
 }
 
 # Check whether --enable-libtool-lock was given.
-if test "${enable_libtool_lock+set}" = set; then :
+if test ${enable_libtool_lock+y}
+then :
   enableval=$enable_libtool_lock;
 fi
 
@@ -6172,7 +7073,7 @@ ia64-*-hpux*)
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     case `/usr/bin/file conftest.$ac_objext` in
       *ELF-32*)
@@ -6192,7 +7093,7 @@ ia64-*-hpux*)
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     if test yes = "$lt_cv_prog_gnu_ld"; then
       case `/usr/bin/file conftest.$ac_objext` in
@@ -6230,7 +7131,7 @@ mips64*-*linux*)
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     emul=elf
     case `/usr/bin/file conftest.$ac_objext` in
@@ -6271,7 +7172,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     case `/usr/bin/file conftest.o` in
       *32-bit*)
@@ -6334,11 +7235,12 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
   SAVE_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS -belf"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5
-$as_echo_n "checking whether the C compiler needs -belf... " >&6; }
-if ${lt_cv_cc_needs_belf+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler needs -belf" >&5
+printf %s "checking whether the C compiler needs -belf... " >&6; }
+if test ${lt_cv_cc_needs_belf+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -6349,19 +7251,20 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   lt_cv_cc_needs_belf=yes
-else
+else $as_nop
   lt_cv_cc_needs_belf=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
      ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -6370,8 +7273,8 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_cc_needs_belf" >&5
-$as_echo "$lt_cv_cc_needs_belf" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_cc_needs_belf" >&5
+printf "%s\n" "$lt_cv_cc_needs_belf" >&6; }
   if test yes != "$lt_cv_cc_needs_belf"; then
     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
     CFLAGS=$SAVE_CFLAGS
@@ -6384,7 +7287,7 @@ $as_echo "$lt_cv_cc_needs_belf" >&6; }
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
     case `/usr/bin/file conftest.o` in
     *64-bit*)
@@ -6421,11 +7324,12 @@ need_locks=$enable_libtool_lock
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}mt", so it can be a program name with args.
 set dummy ${ac_tool_prefix}mt; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_MANIFEST_TOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_MANIFEST_TOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$MANIFEST_TOOL"; then
   ac_cv_prog_MANIFEST_TOOL="$MANIFEST_TOOL" # Let the user override the test.
 else
@@ -6433,11 +7337,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_MANIFEST_TOOL="${ac_tool_prefix}mt"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6448,11 +7356,11 @@ fi
 fi
 MANIFEST_TOOL=$ac_cv_prog_MANIFEST_TOOL
 if test -n "$MANIFEST_TOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MANIFEST_TOOL" >&5
-$as_echo "$MANIFEST_TOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MANIFEST_TOOL" >&5
+printf "%s\n" "$MANIFEST_TOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6461,11 +7369,12 @@ if test -z "$ac_cv_prog_MANIFEST_TOOL"; then
   ac_ct_MANIFEST_TOOL=$MANIFEST_TOOL
   # Extract the first word of "mt", so it can be a program name with args.
 set dummy mt; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_MANIFEST_TOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_MANIFEST_TOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_MANIFEST_TOOL"; then
   ac_cv_prog_ac_ct_MANIFEST_TOOL="$ac_ct_MANIFEST_TOOL" # Let the user override the test.
 else
@@ -6473,11 +7382,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_MANIFEST_TOOL="mt"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6488,11 +7401,11 @@ fi
 fi
 ac_ct_MANIFEST_TOOL=$ac_cv_prog_ac_ct_MANIFEST_TOOL
 if test -n "$ac_ct_MANIFEST_TOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_MANIFEST_TOOL" >&5
-$as_echo "$ac_ct_MANIFEST_TOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_MANIFEST_TOOL" >&5
+printf "%s\n" "$ac_ct_MANIFEST_TOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_MANIFEST_TOOL" = x; then
@@ -6500,8 +7413,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     MANIFEST_TOOL=$ac_ct_MANIFEST_TOOL
@@ -6511,11 +7424,12 @@ else
 fi
 
 test -z "$MANIFEST_TOOL" && MANIFEST_TOOL=mt
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5
-$as_echo_n "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
-if ${lt_cv_path_mainfest_tool+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $MANIFEST_TOOL is a manifest tool" >&5
+printf %s "checking if $MANIFEST_TOOL is a manifest tool... " >&6; }
+if test ${lt_cv_path_mainfest_tool+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_path_mainfest_tool=no
   echo "$as_me:$LINENO: $MANIFEST_TOOL '-?'" >&5
   $MANIFEST_TOOL '-?' 2>conftest.err > conftest.out
@@ -6525,8 +7439,8 @@ else
   fi
   rm -f conftest*
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5
-$as_echo "$lt_cv_path_mainfest_tool" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_path_mainfest_tool" >&5
+printf "%s\n" "$lt_cv_path_mainfest_tool" >&6; }
 if test yes != "$lt_cv_path_mainfest_tool"; then
   MANIFEST_TOOL=:
 fi
@@ -6541,11 +7455,12 @@ fi
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}dsymutil", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dsymutil; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DSYMUTIL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_DSYMUTIL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$DSYMUTIL"; then
   ac_cv_prog_DSYMUTIL="$DSYMUTIL" # Let the user override the test.
 else
@@ -6553,11 +7468,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_DSYMUTIL="${ac_tool_prefix}dsymutil"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6568,11 +7487,11 @@ fi
 fi
 DSYMUTIL=$ac_cv_prog_DSYMUTIL
 if test -n "$DSYMUTIL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
-$as_echo "$DSYMUTIL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DSYMUTIL" >&5
+printf "%s\n" "$DSYMUTIL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6581,11 +7500,12 @@ if test -z "$ac_cv_prog_DSYMUTIL"; then
   ac_ct_DSYMUTIL=$DSYMUTIL
   # Extract the first word of "dsymutil", so it can be a program name with args.
 set dummy dsymutil; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DSYMUTIL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_DSYMUTIL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_DSYMUTIL"; then
   ac_cv_prog_ac_ct_DSYMUTIL="$ac_ct_DSYMUTIL" # Let the user override the test.
 else
@@ -6593,11 +7513,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_DSYMUTIL="dsymutil"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6608,11 +7532,11 @@ fi
 fi
 ac_ct_DSYMUTIL=$ac_cv_prog_ac_ct_DSYMUTIL
 if test -n "$ac_ct_DSYMUTIL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DSYMUTIL" >&5
-$as_echo "$ac_ct_DSYMUTIL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DSYMUTIL" >&5
+printf "%s\n" "$ac_ct_DSYMUTIL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_DSYMUTIL" = x; then
@@ -6620,8 +7544,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     DSYMUTIL=$ac_ct_DSYMUTIL
@@ -6633,11 +7557,12 @@ fi
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}nmedit", so it can be a program name with args.
 set dummy ${ac_tool_prefix}nmedit; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_NMEDIT+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_NMEDIT+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$NMEDIT"; then
   ac_cv_prog_NMEDIT="$NMEDIT" # Let the user override the test.
 else
@@ -6645,11 +7570,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_NMEDIT="${ac_tool_prefix}nmedit"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6660,11 +7589,11 @@ fi
 fi
 NMEDIT=$ac_cv_prog_NMEDIT
 if test -n "$NMEDIT"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $NMEDIT" >&5
-$as_echo "$NMEDIT" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $NMEDIT" >&5
+printf "%s\n" "$NMEDIT" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6673,11 +7602,12 @@ if test -z "$ac_cv_prog_NMEDIT"; then
   ac_ct_NMEDIT=$NMEDIT
   # Extract the first word of "nmedit", so it can be a program name with args.
 set dummy nmedit; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_NMEDIT+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_NMEDIT+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_NMEDIT"; then
   ac_cv_prog_ac_ct_NMEDIT="$ac_ct_NMEDIT" # Let the user override the test.
 else
@@ -6685,11 +7615,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_NMEDIT="nmedit"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6700,11 +7634,11 @@ fi
 fi
 ac_ct_NMEDIT=$ac_cv_prog_ac_ct_NMEDIT
 if test -n "$ac_ct_NMEDIT"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NMEDIT" >&5
-$as_echo "$ac_ct_NMEDIT" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NMEDIT" >&5
+printf "%s\n" "$ac_ct_NMEDIT" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_NMEDIT" = x; then
@@ -6712,8 +7646,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     NMEDIT=$ac_ct_NMEDIT
@@ -6725,11 +7659,12 @@ fi
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}lipo", so it can be a program name with args.
 set dummy ${ac_tool_prefix}lipo; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_LIPO+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_LIPO+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$LIPO"; then
   ac_cv_prog_LIPO="$LIPO" # Let the user override the test.
 else
@@ -6737,11 +7672,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_LIPO="${ac_tool_prefix}lipo"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6752,11 +7691,11 @@ fi
 fi
 LIPO=$ac_cv_prog_LIPO
 if test -n "$LIPO"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5
-$as_echo "$LIPO" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LIPO" >&5
+printf "%s\n" "$LIPO" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6765,11 +7704,12 @@ if test -z "$ac_cv_prog_LIPO"; then
   ac_ct_LIPO=$LIPO
   # Extract the first word of "lipo", so it can be a program name with args.
 set dummy lipo; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_LIPO+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_LIPO+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_LIPO"; then
   ac_cv_prog_ac_ct_LIPO="$ac_ct_LIPO" # Let the user override the test.
 else
@@ -6777,11 +7717,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_LIPO="lipo"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6792,11 +7736,11 @@ fi
 fi
 ac_ct_LIPO=$ac_cv_prog_ac_ct_LIPO
 if test -n "$ac_ct_LIPO"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_LIPO" >&5
-$as_echo "$ac_ct_LIPO" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_LIPO" >&5
+printf "%s\n" "$ac_ct_LIPO" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_LIPO" = x; then
@@ -6804,8 +7748,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     LIPO=$ac_ct_LIPO
@@ -6817,11 +7761,12 @@ fi
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}otool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}otool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_OTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$OTOOL"; then
   ac_cv_prog_OTOOL="$OTOOL" # Let the user override the test.
 else
@@ -6829,11 +7774,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_OTOOL="${ac_tool_prefix}otool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6844,11 +7793,11 @@ fi
 fi
 OTOOL=$ac_cv_prog_OTOOL
 if test -n "$OTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL" >&5
-$as_echo "$OTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OTOOL" >&5
+printf "%s\n" "$OTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6857,11 +7806,12 @@ if test -z "$ac_cv_prog_OTOOL"; then
   ac_ct_OTOOL=$OTOOL
   # Extract the first word of "otool", so it can be a program name with args.
 set dummy otool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_OTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_OTOOL"; then
   ac_cv_prog_ac_ct_OTOOL="$ac_ct_OTOOL" # Let the user override the test.
 else
@@ -6869,11 +7819,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_OTOOL="otool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6884,11 +7838,11 @@ fi
 fi
 ac_ct_OTOOL=$ac_cv_prog_ac_ct_OTOOL
 if test -n "$ac_ct_OTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL" >&5
-$as_echo "$ac_ct_OTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL" >&5
+printf "%s\n" "$ac_ct_OTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_OTOOL" = x; then
@@ -6896,8 +7850,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     OTOOL=$ac_ct_OTOOL
@@ -6909,11 +7863,12 @@ fi
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}otool64", so it can be a program name with args.
 set dummy ${ac_tool_prefix}otool64; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OTOOL64+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_OTOOL64+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$OTOOL64"; then
   ac_cv_prog_OTOOL64="$OTOOL64" # Let the user override the test.
 else
@@ -6921,11 +7876,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_OTOOL64="${ac_tool_prefix}otool64"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6936,11 +7895,11 @@ fi
 fi
 OTOOL64=$ac_cv_prog_OTOOL64
 if test -n "$OTOOL64"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OTOOL64" >&5
-$as_echo "$OTOOL64" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OTOOL64" >&5
+printf "%s\n" "$OTOOL64" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -6949,11 +7908,12 @@ if test -z "$ac_cv_prog_OTOOL64"; then
   ac_ct_OTOOL64=$OTOOL64
   # Extract the first word of "otool64", so it can be a program name with args.
 set dummy otool64; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OTOOL64+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_OTOOL64+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_OTOOL64"; then
   ac_cv_prog_ac_ct_OTOOL64="$ac_ct_OTOOL64" # Let the user override the test.
 else
@@ -6961,11 +7921,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_OTOOL64="otool64"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -6976,11 +7940,11 @@ fi
 fi
 ac_ct_OTOOL64=$ac_cv_prog_ac_ct_OTOOL64
 if test -n "$ac_ct_OTOOL64"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL64" >&5
-$as_echo "$ac_ct_OTOOL64" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OTOOL64" >&5
+printf "%s\n" "$ac_ct_OTOOL64" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_OTOOL64" = x; then
@@ -6988,8 +7952,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     OTOOL64=$ac_ct_OTOOL64
@@ -7024,11 +7988,12 @@ fi
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5
-$as_echo_n "checking for -single_module linker flag... " >&6; }
-if ${lt_cv_apple_cc_single_mod+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for -single_module linker flag" >&5
+printf %s "checking for -single_module linker flag... " >&6; }
+if test ${lt_cv_apple_cc_single_mod+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_apple_cc_single_mod=no
       if test -z "$LT_MULTI_MODULE"; then
 	# By default we will add the -single_module flag. You can override
@@ -7057,14 +8022,15 @@ else
 	rm -f conftest.*
       fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5
-$as_echo "$lt_cv_apple_cc_single_mod" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_apple_cc_single_mod" >&5
+printf "%s\n" "$lt_cv_apple_cc_single_mod" >&6; }
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
-$as_echo_n "checking for -exported_symbols_list linker flag... " >&6; }
-if ${lt_cv_ld_exported_symbols_list+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for -exported_symbols_list linker flag" >&5
+printf %s "checking for -exported_symbols_list linker flag... " >&6; }
+if test ${lt_cv_ld_exported_symbols_list+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_ld_exported_symbols_list=no
       save_LDFLAGS=$LDFLAGS
       echo "_main" > conftest.sym
@@ -7073,31 +8039,33 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   lt_cv_ld_exported_symbols_list=yes
-else
+else $as_nop
   lt_cv_ld_exported_symbols_list=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 	LDFLAGS=$save_LDFLAGS
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_exported_symbols_list" >&5
-$as_echo "$lt_cv_ld_exported_symbols_list" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_exported_symbols_list" >&5
+printf "%s\n" "$lt_cv_ld_exported_symbols_list" >&6; }
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5
-$as_echo_n "checking for -force_load linker flag... " >&6; }
-if ${lt_cv_ld_force_load+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for -force_load linker flag" >&5
+printf %s "checking for -force_load linker flag... " >&6; }
+if test ${lt_cv_ld_force_load+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_ld_force_load=no
       cat > conftest.c << _LT_EOF
 int forced_loaded() { return 2;}
@@ -7125,8 +8093,8 @@ _LT_EOF
         rm -rf conftest.dSYM
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5
-$as_echo "$lt_cv_ld_force_load" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_ld_force_load" >&5
+printf "%s\n" "$lt_cv_ld_force_load" >&6; }
     case $host_os in
     rhapsody* | darwin1.[012])
       _lt_dar_allow_undefined='$wl-undefined ${wl}suppress' ;;
@@ -7192,286 +8160,43 @@ func_munge_path_list ()
     esac
 }
 
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
-# On Suns, sometimes $CPP names a directory.
-if test -n "$CPP" && test -d "$CPP"; then
-  CPP=
-fi
-if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-      # Double quotes because CPP needs to be expanded
-    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
-    do
-      ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
+ac_header= ac_cache=
+for ac_item in $ac_header_c_list
 do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-		     Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+  if test $ac_cache; then
+    ac_fn_c_check_header_compile "$LINENO" $ac_header ac_cv_header_$ac_cache "$ac_includes_default"
+    if eval test \"x\$ac_cv_header_$ac_cache\" = xyes; then
+      printf "%s\n" "#define $ac_item 1" >> confdefs.h
+    fi
+    ac_header= ac_cache=
+  elif test $ac_header; then
+    ac_cache=$ac_item
+  else
+    ac_header=$ac_item
+  fi
+done
 
-else
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-  # OK, works on sane cases.  Now check whether nonexistent headers
-  # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  # Broken: success on invalid input.
-continue
-else
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-  break
-fi
-
-    done
-    ac_cv_prog_CPP=$CPP
-
-fi
-  CPP=$ac_cv_prog_CPP
-else
-  ac_cv_prog_CPP=$CPP
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
-ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
-do
-  # Use a header file that comes with gcc, so configuring glibc
-  # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
-  # On the NeXT, cc -E runs the code through the compiler's parser,
-  # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-		     Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
-else
-  # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-  # OK, works on sane cases.  Now check whether nonexistent headers
-  # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  # Broken: success on invalid input.
-continue
-else
-  # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
-fi
-
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_stdc=yes
-else
-  ac_cv_header_stdc=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <string.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f conftest*
-
-fi
-
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
-
-else
-  ac_cv_header_stdc=no
-fi
-rm -f conftest*
 
-fi
 
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
-  :
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
 
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
-int
-main ()
-{
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
-      return 2;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
 
-else
-  ac_cv_header_stdc=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
 
-fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
 
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
 
-fi
+if test $ac_cv_header_stdlib_h = yes && test $ac_cv_header_string_h = yes
+then :
 
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-		  inttypes.h stdint.h unistd.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
-"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+printf "%s\n" "#define STDC_HEADERS 1" >>confdefs.h
 
 fi
-
-done
-
-
-for ac_header in dlfcn.h
-do :
-  ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
+ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default
 "
-if test "x$ac_cv_header_dlfcn_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_DLFCN_H 1
-_ACEOF
+if test "x$ac_cv_header_dlfcn_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_DLFCN_H 1" >>confdefs.h
 
 fi
 
-done
-
 
 
 
@@ -7484,11 +8209,12 @@ case $host in
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}as", so it can be a program name with args.
 set dummy ${ac_tool_prefix}as; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AS+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_AS+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$AS"; then
   ac_cv_prog_AS="$AS" # Let the user override the test.
 else
@@ -7496,11 +8222,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_AS="${ac_tool_prefix}as"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7511,11 +8241,11 @@ fi
 fi
 AS=$ac_cv_prog_AS
 if test -n "$AS"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AS" >&5
-$as_echo "$AS" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $AS" >&5
+printf "%s\n" "$AS" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -7524,11 +8254,12 @@ if test -z "$ac_cv_prog_AS"; then
   ac_ct_AS=$AS
   # Extract the first word of "as", so it can be a program name with args.
 set dummy as; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AS+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_AS+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_AS"; then
   ac_cv_prog_ac_ct_AS="$ac_ct_AS" # Let the user override the test.
 else
@@ -7536,11 +8267,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_AS="as"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7551,11 +8286,11 @@ fi
 fi
 ac_ct_AS=$ac_cv_prog_ac_ct_AS
 if test -n "$ac_ct_AS"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AS" >&5
-$as_echo "$ac_ct_AS" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AS" >&5
+printf "%s\n" "$ac_ct_AS" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_AS" = x; then
@@ -7563,8 +8298,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     AS=$ac_ct_AS
@@ -7576,11 +8311,12 @@ fi
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}dlltool", so it can be a program name with args.
 set dummy ${ac_tool_prefix}dlltool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_DLLTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_DLLTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$DLLTOOL"; then
   ac_cv_prog_DLLTOOL="$DLLTOOL" # Let the user override the test.
 else
@@ -7588,11 +8324,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_DLLTOOL="${ac_tool_prefix}dlltool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7603,11 +8343,11 @@ fi
 fi
 DLLTOOL=$ac_cv_prog_DLLTOOL
 if test -n "$DLLTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5
-$as_echo "$DLLTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $DLLTOOL" >&5
+printf "%s\n" "$DLLTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -7616,11 +8356,12 @@ if test -z "$ac_cv_prog_DLLTOOL"; then
   ac_ct_DLLTOOL=$DLLTOOL
   # Extract the first word of "dlltool", so it can be a program name with args.
 set dummy dlltool; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_DLLTOOL+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_DLLTOOL+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_DLLTOOL"; then
   ac_cv_prog_ac_ct_DLLTOOL="$ac_ct_DLLTOOL" # Let the user override the test.
 else
@@ -7628,11 +8369,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_DLLTOOL="dlltool"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7643,11 +8388,11 @@ fi
 fi
 ac_ct_DLLTOOL=$ac_cv_prog_ac_ct_DLLTOOL
 if test -n "$ac_ct_DLLTOOL"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5
-$as_echo "$ac_ct_DLLTOOL" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_DLLTOOL" >&5
+printf "%s\n" "$ac_ct_DLLTOOL" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_DLLTOOL" = x; then
@@ -7655,8 +8400,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     DLLTOOL=$ac_ct_DLLTOOL
@@ -7668,11 +8413,12 @@ fi
   if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}objdump", so it can be a program name with args.
 set dummy ${ac_tool_prefix}objdump; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_OBJDUMP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_OBJDUMP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$OBJDUMP"; then
   ac_cv_prog_OBJDUMP="$OBJDUMP" # Let the user override the test.
 else
@@ -7680,11 +8426,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_OBJDUMP="${ac_tool_prefix}objdump"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7695,11 +8445,11 @@ fi
 fi
 OBJDUMP=$ac_cv_prog_OBJDUMP
 if test -n "$OBJDUMP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5
-$as_echo "$OBJDUMP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OBJDUMP" >&5
+printf "%s\n" "$OBJDUMP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -7708,11 +8458,12 @@ if test -z "$ac_cv_prog_OBJDUMP"; then
   ac_ct_OBJDUMP=$OBJDUMP
   # Extract the first word of "objdump", so it can be a program name with args.
 set dummy objdump; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_OBJDUMP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_OBJDUMP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_OBJDUMP"; then
   ac_cv_prog_ac_ct_OBJDUMP="$ac_ct_OBJDUMP" # Let the user override the test.
 else
@@ -7720,11 +8471,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_OBJDUMP="objdump"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -7735,11 +8490,11 @@ fi
 fi
 ac_ct_OBJDUMP=$ac_cv_prog_ac_ct_OBJDUMP
 if test -n "$ac_ct_OBJDUMP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5
-$as_echo "$ac_ct_OBJDUMP" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_OBJDUMP" >&5
+printf "%s\n" "$ac_ct_OBJDUMP" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_OBJDUMP" = x; then
@@ -7747,8 +8502,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     OBJDUMP=$ac_ct_OBJDUMP
@@ -7785,7 +8540,8 @@ test -z "$OBJDUMP" && OBJDUMP=objdump
 
 
             # Check whether --enable-shared was given.
-if test "${enable_shared+set}" = set; then :
+if test ${enable_shared+y}
+then :
   enableval=$enable_shared; p=${PACKAGE-default}
     case $enableval in
     yes) enable_shared=yes ;;
@@ -7803,7 +8559,7 @@ if test "${enable_shared+set}" = set; then :
       IFS=$lt_save_ifs
       ;;
     esac
-else
+else $as_nop
   enable_shared=yes
 fi
 
@@ -7816,7 +8572,8 @@ fi
 
 
   # Check whether --enable-static was given.
-if test "${enable_static+set}" = set; then :
+if test ${enable_static+y}
+then :
   enableval=$enable_static; p=${PACKAGE-default}
     case $enableval in
     yes) enable_static=yes ;;
@@ -7834,7 +8591,7 @@ if test "${enable_static+set}" = set; then :
       IFS=$lt_save_ifs
       ;;
     esac
-else
+else $as_nop
   enable_static=yes
 fi
 
@@ -7848,7 +8605,8 @@ fi
 
 
 # Check whether --with-pic was given.
-if test "${with_pic+set}" = set; then :
+if test ${with_pic+y}
+then :
   withval=$with_pic; lt_p=${PACKAGE-default}
     case $withval in
     yes|no) pic_mode=$withval ;;
@@ -7865,7 +8623,7 @@ if test "${with_pic+set}" = set; then :
       IFS=$lt_save_ifs
       ;;
     esac
-else
+else $as_nop
   pic_mode=default
 fi
 
@@ -7877,7 +8635,8 @@ fi
 
 
   # Check whether --enable-fast-install was given.
-if test "${enable_fast_install+set}" = set; then :
+if test ${enable_fast_install+y}
+then :
   enableval=$enable_fast_install; p=${PACKAGE-default}
     case $enableval in
     yes) enable_fast_install=yes ;;
@@ -7895,7 +8654,7 @@ if test "${enable_fast_install+set}" = set; then :
       IFS=$lt_save_ifs
       ;;
     esac
-else
+else $as_nop
   enable_fast_install=yes
 fi
 
@@ -7909,11 +8668,12 @@ fi
   shared_archive_member_spec=
 case $host,$enable_shared in
 power*-*-aix[5-9]*,yes)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking which variant of shared library versioning to provide" >&5
-$as_echo_n "checking which variant of shared library versioning to provide... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking which variant of shared library versioning to provide" >&5
+printf %s "checking which variant of shared library versioning to provide... " >&6; }
 
 # Check whether --with-aix-soname was given.
-if test "${with_aix_soname+set}" = set; then :
+if test ${with_aix_soname+y}
+then :
   withval=$with_aix_soname; case $withval in
     aix|svr4|both)
       ;;
@@ -7922,18 +8682,19 @@ if test "${with_aix_soname+set}" = set; then :
       ;;
     esac
     lt_cv_with_aix_soname=$with_aix_soname
-else
-  if ${lt_cv_with_aix_soname+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  if test ${lt_cv_with_aix_soname+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_with_aix_soname=aix
 fi
 
     with_aix_soname=$lt_cv_with_aix_soname
 fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $with_aix_soname" >&5
-$as_echo "$with_aix_soname" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $with_aix_soname" >&5
+printf "%s\n" "$with_aix_soname" >&6; }
   if test aix != "$with_aix_soname"; then
     # For the AIX way of multilib, we name the shared archive member
     # based on the bitwidth used, traditionally 'shr.o' or 'shr_64.o',
@@ -8015,11 +8776,12 @@ if test -n "${ZSH_VERSION+set}"; then
    setopt NO_GLOB_SUBST
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
-$as_echo_n "checking for objdir... " >&6; }
-if ${lt_cv_objdir+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for objdir" >&5
+printf %s "checking for objdir... " >&6; }
+if test ${lt_cv_objdir+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   rm -f .libs 2>/dev/null
 mkdir .libs 2>/dev/null
 if test -d .libs; then
@@ -8030,17 +8792,15 @@ else
 fi
 rmdir .libs 2>/dev/null
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_objdir" >&5
-$as_echo "$lt_cv_objdir" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_objdir" >&5
+printf "%s\n" "$lt_cv_objdir" >&6; }
 objdir=$lt_cv_objdir
 
 
 
 
 
-cat >>confdefs.h <<_ACEOF
-#define LT_OBJDIR "$lt_cv_objdir/"
-_ACEOF
+printf "%s\n" "#define LT_OBJDIR \"$lt_cv_objdir/\"" >>confdefs.h
 
 
 
@@ -8086,11 +8846,12 @@ test -z "$MAGIC_CMD" && MAGIC_CMD=file
 case $deplibs_check_method in
 file_magic*)
   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5
-$as_echo_n "checking for ${ac_tool_prefix}file... " >&6; }
-if ${lt_cv_path_MAGIC_CMD+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ${ac_tool_prefix}file" >&5
+printf %s "checking for ${ac_tool_prefix}file... " >&6; }
+if test ${lt_cv_path_MAGIC_CMD+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $MAGIC_CMD in
 [\\/*] |  ?:[\\/]*)
   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
@@ -8139,11 +8900,11 @@ fi
 
 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
 if test -n "$MAGIC_CMD"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
-$as_echo "$MAGIC_CMD" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
+printf "%s\n" "$MAGIC_CMD" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -8152,11 +8913,12 @@ fi
 
 if test -z "$lt_cv_path_MAGIC_CMD"; then
   if test -n "$ac_tool_prefix"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for file" >&5
-$as_echo_n "checking for file... " >&6; }
-if ${lt_cv_path_MAGIC_CMD+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for file" >&5
+printf %s "checking for file... " >&6; }
+if test ${lt_cv_path_MAGIC_CMD+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $MAGIC_CMD in
 [\\/*] |  ?:[\\/]*)
   lt_cv_path_MAGIC_CMD=$MAGIC_CMD # Let the user override the test with a path.
@@ -8205,11 +8967,11 @@ fi
 
 MAGIC_CMD=$lt_cv_path_MAGIC_CMD
 if test -n "$MAGIC_CMD"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
-$as_echo "$MAGIC_CMD" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $MAGIC_CMD" >&5
+printf "%s\n" "$MAGIC_CMD" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -8294,11 +9056,12 @@ if test yes = "$GCC"; then
     lt_prog_compiler_no_builtin_flag=' -fno-builtin' ;;
   esac
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
-$as_echo_n "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
-if ${lt_cv_prog_compiler_rtti_exceptions+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -fno-rtti -fno-exceptions" >&5
+printf %s "checking if $compiler supports -fno-rtti -fno-exceptions... " >&6; }
+if test ${lt_cv_prog_compiler_rtti_exceptions+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_rtti_exceptions=no
    ac_outfile=conftest.$ac_objext
    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
@@ -8329,8 +9092,8 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_rtti_exceptions" >&5
-$as_echo "$lt_cv_prog_compiler_rtti_exceptions" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_rtti_exceptions" >&5
+printf "%s\n" "$lt_cv_prog_compiler_rtti_exceptions" >&6; }
 
 if test yes = "$lt_cv_prog_compiler_rtti_exceptions"; then
     lt_prog_compiler_no_builtin_flag="$lt_prog_compiler_no_builtin_flag -fno-rtti -fno-exceptions"
@@ -8687,26 +9450,28 @@ case $host_os in
     ;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
-$as_echo_n "checking for $compiler option to produce PIC... " >&6; }
-if ${lt_cv_prog_compiler_pic+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
+printf %s "checking for $compiler option to produce PIC... " >&6; }
+if test ${lt_cv_prog_compiler_pic+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_pic=$lt_prog_compiler_pic
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic" >&5
-$as_echo "$lt_cv_prog_compiler_pic" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic" >&5
+printf "%s\n" "$lt_cv_prog_compiler_pic" >&6; }
 lt_prog_compiler_pic=$lt_cv_prog_compiler_pic
 
 #
 # Check to make sure the PIC flag actually works.
 #
 if test -n "$lt_prog_compiler_pic"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5
-$as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; }
-if ${lt_cv_prog_compiler_pic_works+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic works" >&5
+printf %s "checking if $compiler PIC flag $lt_prog_compiler_pic works... " >&6; }
+if test ${lt_cv_prog_compiler_pic_works+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_pic_works=no
    ac_outfile=conftest.$ac_objext
    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
@@ -8737,8 +9502,8 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works" >&5
-$as_echo "$lt_cv_prog_compiler_pic_works" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works" >&5
+printf "%s\n" "$lt_cv_prog_compiler_pic_works" >&6; }
 
 if test yes = "$lt_cv_prog_compiler_pic_works"; then
     case $lt_prog_compiler_pic in
@@ -8766,11 +9531,12 @@ fi
 # Check to make sure the static flag actually works.
 #
 wl=$lt_prog_compiler_wl eval lt_tmp_static_flag=\"$lt_prog_compiler_static\"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
-$as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
-if ${lt_cv_prog_compiler_static_works+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
+printf %s "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
+if test ${lt_cv_prog_compiler_static_works+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_static_works=no
    save_LDFLAGS=$LDFLAGS
    LDFLAGS="$LDFLAGS $lt_tmp_static_flag"
@@ -8794,8 +9560,8 @@ else
    LDFLAGS=$save_LDFLAGS
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works" >&5
-$as_echo "$lt_cv_prog_compiler_static_works" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works" >&5
+printf "%s\n" "$lt_cv_prog_compiler_static_works" >&6; }
 
 if test yes = "$lt_cv_prog_compiler_static_works"; then
     :
@@ -8809,11 +9575,12 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
-$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if test ${lt_cv_prog_compiler_c_o+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_c_o=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
@@ -8856,19 +9623,20 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
-$as_echo "$lt_cv_prog_compiler_c_o" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
+printf "%s\n" "$lt_cv_prog_compiler_c_o" >&6; }
 
 
 
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
-$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if test ${lt_cv_prog_compiler_c_o+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_c_o=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
@@ -8911,8 +9679,8 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
-$as_echo "$lt_cv_prog_compiler_c_o" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o" >&5
+printf "%s\n" "$lt_cv_prog_compiler_c_o" >&6; }
 
 
 
@@ -8920,19 +9688,19 @@ $as_echo "$lt_cv_prog_compiler_c_o" >&6; }
 hard_links=nottested
 if test no = "$lt_cv_prog_compiler_c_o" && test no != "$need_locks"; then
   # do not overwrite the value of need_locks provided by the user
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
-$as_echo_n "checking if we can lock with hard links... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
+printf %s "checking if we can lock with hard links... " >&6; }
   hard_links=yes
   $RM conftest*
   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   touch conftest.a
   ln conftest.a conftest.b 2>&5 || hard_links=no
   ln conftest.a conftest.b 2>/dev/null && hard_links=no
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
-$as_echo "$hard_links" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
+printf "%s\n" "$hard_links" >&6; }
   if test no = "$hard_links"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&5
-$as_echo "$as_me: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&5
+printf "%s\n" "$as_me: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&2;}
     need_locks=warn
   fi
 else
@@ -8944,8 +9712,8 @@ fi
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
-$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
+printf %s "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
 
   runpath_var=
   allow_undefined_flag=
@@ -9501,21 +10269,23 @@ _LT_EOF
         if test set = "${lt_cv_aix_libpath+set}"; then
   aix_libpath=$lt_cv_aix_libpath
 else
-  if ${lt_cv_aix_libpath_+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_aix_libpath_+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
   lt_aix_libpath_sed='
       /Import File Strings/,/^$/ {
@@ -9530,7 +10300,7 @@ if ac_fn_c_try_link "$LINENO"; then :
     lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   if test -z "$lt_cv_aix_libpath_"; then
     lt_cv_aix_libpath_=/usr/lib:/lib
@@ -9554,21 +10324,23 @@ fi
 	 if test set = "${lt_cv_aix_libpath+set}"; then
   aix_libpath=$lt_cv_aix_libpath
 else
-  if ${lt_cv_aix_libpath_+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_aix_libpath_+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
   lt_aix_libpath_sed='
       /Import File Strings/,/^$/ {
@@ -9583,7 +10355,7 @@ if ac_fn_c_try_link "$LINENO"; then :
     lt_cv_aix_libpath_=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   if test -z "$lt_cv_aix_libpath_"; then
     lt_cv_aix_libpath_=/usr/lib:/lib
@@ -9834,11 +10606,12 @@ fi
 
 	  # Older versions of the 11.00 compiler do not understand -b yet
 	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5
-$as_echo_n "checking if $CC understands -b... " >&6; }
-if ${lt_cv_prog_compiler__b+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $CC understands -b" >&5
+printf %s "checking if $CC understands -b... " >&6; }
+if test ${lt_cv_prog_compiler__b+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler__b=no
    save_LDFLAGS=$LDFLAGS
    LDFLAGS="$LDFLAGS -b"
@@ -9862,8 +10635,8 @@ else
    LDFLAGS=$save_LDFLAGS
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler__b" >&5
-$as_echo "$lt_cv_prog_compiler__b" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler__b" >&5
+printf "%s\n" "$lt_cv_prog_compiler__b" >&6; }
 
 if test yes = "$lt_cv_prog_compiler__b"; then
     archive_cmds='$CC -b $wl+h $wl$soname $wl+b $wl$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
@@ -9903,28 +10676,30 @@ fi
 	# work, assume that -exports_file does not work either and
 	# implicitly export all symbols.
 	# This should be the same for all languages, so no per-tag cache variable.
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5
-$as_echo_n "checking whether the $host_os linker accepts -exported_symbol... " >&6; }
-if ${lt_cv_irix_exported_symbol+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the $host_os linker accepts -exported_symbol" >&5
+printf %s "checking whether the $host_os linker accepts -exported_symbol... " >&6; }
+if test ${lt_cv_irix_exported_symbol+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   save_LDFLAGS=$LDFLAGS
 	   LDFLAGS="$LDFLAGS -shared $wl-exported_symbol ${wl}foo $wl-update_registry $wl/dev/null"
 	   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 int foo (void) { return 0; }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   lt_cv_irix_exported_symbol=yes
-else
+else $as_nop
   lt_cv_irix_exported_symbol=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
            LDFLAGS=$save_LDFLAGS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5
-$as_echo "$lt_cv_irix_exported_symbol" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_irix_exported_symbol" >&5
+printf "%s\n" "$lt_cv_irix_exported_symbol" >&6; }
 	if test yes = "$lt_cv_irix_exported_symbol"; then
           archive_expsym_cmds='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags $wl-soname $wl$soname `test -n "$verstring" && func_echo_all "$wl-set_version $wl$verstring"` $wl-update_registry $wl$output_objdir/so_locations $wl-exports_file $wl$export_symbols -o $lib'
 	fi
@@ -10205,8 +10980,8 @@ $as_echo "$lt_cv_irix_exported_symbol" >&6; }
     fi
   fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs" >&5
-$as_echo "$ld_shlibs" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs" >&5
+printf "%s\n" "$ld_shlibs" >&6; }
 test no = "$ld_shlibs" && can_build_shared=no
 
 with_gnu_ld=$with_gnu_ld
@@ -10242,18 +11017,19 @@ x|xyes)
       # Test whether the compiler implicitly links with -lc since on some
       # systems, -lgcc has to come before -lc. If gcc already passes -lc
       # to ld, don't add -lc before -lgcc.
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
-$as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
-if ${lt_cv_archive_cmds_need_lc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
+printf %s "checking whether -lc should be explicitly linked in... " >&6; }
+if test ${lt_cv_archive_cmds_need_lc+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   $RM conftest*
 	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
 
 	if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } 2>conftest.err; then
 	  soname=conftest
 	  lib=conftest
@@ -10271,7 +11047,7 @@ else
 	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1\""; } >&5
   (eval $archive_cmds 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 	  then
 	    lt_cv_archive_cmds_need_lc=no
@@ -10285,8 +11061,8 @@ else
 	$RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc" >&5
-$as_echo "$lt_cv_archive_cmds_need_lc" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc" >&5
+printf "%s\n" "$lt_cv_archive_cmds_need_lc" >&6; }
       archive_cmds_need_lc=$lt_cv_archive_cmds_need_lc
       ;;
     esac
@@ -10445,8 +11221,8 @@ esac
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
-$as_echo_n "checking dynamic linker characteristics... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
+printf %s "checking dynamic linker characteristics... " >&6; }
 
 if test yes = "$GCC"; then
   case $host_os in
@@ -11009,9 +11785,10 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   shlibpath_overrides_runpath=no
 
   # Some binutils ld are patched to set DT_RUNPATH
-  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_shlibpath_overrides_runpath+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_shlibpath_overrides_runpath=no
     save_LDFLAGS=$LDFLAGS
     save_libdir=$libdir
@@ -11021,19 +11798,21 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null; then :
+if ac_fn_c_try_link "$LINENO"
+then :
+  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null
+then :
   lt_cv_shlibpath_overrides_runpath=yes
 fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     LDFLAGS=$save_LDFLAGS
     libdir=$save_libdir
@@ -11270,8 +12049,8 @@ uts4*)
   dynamic_linker=no
   ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
-$as_echo "$dynamic_linker" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
+printf "%s\n" "$dynamic_linker" >&6; }
 test no = "$dynamic_linker" && can_build_shared=no
 
 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
@@ -11392,8 +12171,8 @@ configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
 
 
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
-$as_echo_n "checking how to hardcode library paths into programs... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
+printf %s "checking how to hardcode library paths into programs... " >&6; }
 hardcode_action=
 if test -n "$hardcode_libdir_flag_spec" ||
    test -n "$runpath_var" ||
@@ -11417,8 +12196,8 @@ else
   # directories.
   hardcode_action=unsupported
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $hardcode_action" >&5
-$as_echo "$hardcode_action" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $hardcode_action" >&5
+printf "%s\n" "$hardcode_action" >&6; }
 
 if test relink = "$hardcode_action" ||
    test yes = "$inherit_rpath"; then
@@ -11462,11 +12241,12 @@ else
 
   darwin*)
     # if libdl is installed we need to link against it
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
-$as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+printf %s "checking for dlopen in -ldl... " >&6; }
+if test ${ac_cv_lib_dl_dlopen+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11475,32 +12255,31 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlopen ();
 int
-main ()
+main (void)
 {
 return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dl_dlopen=yes
-else
+else $as_nop
   ac_cv_lib_dl_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
-$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+printf "%s\n" "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes
+then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl
-else
+else $as_nop
 
     lt_cv_dlopen=dyld
     lt_cv_dlopen_libs=
@@ -11520,14 +12299,16 @@ fi
 
   *)
     ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
-if test "x$ac_cv_func_shl_load" = xyes; then :
+if test "x$ac_cv_func_shl_load" = xyes
+then :
   lt_cv_dlopen=shl_load
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
-$as_echo_n "checking for shl_load in -ldld... " >&6; }
-if ${ac_cv_lib_dld_shl_load+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
+printf %s "checking for shl_load in -ldld... " >&6; }
+if test ${ac_cv_lib_dld_shl_load+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11536,41 +12317,42 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char shl_load ();
 int
-main ()
+main (void)
 {
 return shl_load ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dld_shl_load=yes
-else
+else $as_nop
   ac_cv_lib_dld_shl_load=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
-$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
+printf "%s\n" "$ac_cv_lib_dld_shl_load" >&6; }
+if test "x$ac_cv_lib_dld_shl_load" = xyes
+then :
   lt_cv_dlopen=shl_load lt_cv_dlopen_libs=-ldld
-else
+else $as_nop
   ac_fn_c_check_func "$LINENO" "dlopen" "ac_cv_func_dlopen"
-if test "x$ac_cv_func_dlopen" = xyes; then :
+if test "x$ac_cv_func_dlopen" = xyes
+then :
   lt_cv_dlopen=dlopen
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
-$as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+printf %s "checking for dlopen in -ldl... " >&6; }
+if test ${ac_cv_lib_dl_dlopen+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11579,37 +12361,37 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlopen ();
 int
-main ()
+main (void)
 {
 return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dl_dlopen=yes
-else
+else $as_nop
   ac_cv_lib_dl_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
-$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+printf "%s\n" "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes
+then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-ldl
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
-$as_echo_n "checking for dlopen in -lsvld... " >&6; }
-if ${ac_cv_lib_svld_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lsvld" >&5
+printf %s "checking for dlopen in -lsvld... " >&6; }
+if test ${ac_cv_lib_svld_dlopen+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsvld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11618,37 +12400,37 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlopen ();
 int
-main ()
+main (void)
 {
 return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_svld_dlopen=yes
-else
+else $as_nop
   ac_cv_lib_svld_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
-$as_echo "$ac_cv_lib_svld_dlopen" >&6; }
-if test "x$ac_cv_lib_svld_dlopen" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_svld_dlopen" >&5
+printf "%s\n" "$ac_cv_lib_svld_dlopen" >&6; }
+if test "x$ac_cv_lib_svld_dlopen" = xyes
+then :
   lt_cv_dlopen=dlopen lt_cv_dlopen_libs=-lsvld
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
-$as_echo_n "checking for dld_link in -ldld... " >&6; }
-if ${ac_cv_lib_dld_dld_link+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dld_link in -ldld" >&5
+printf %s "checking for dld_link in -ldld... " >&6; }
+if test ${ac_cv_lib_dld_dld_link+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -11657,30 +12439,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dld_link ();
 int
-main ()
+main (void)
 {
 return dld_link ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dld_dld_link=yes
-else
+else $as_nop
   ac_cv_lib_dld_dld_link=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
-$as_echo "$ac_cv_lib_dld_dld_link" >&6; }
-if test "x$ac_cv_lib_dld_dld_link" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_dld_link" >&5
+printf "%s\n" "$ac_cv_lib_dld_dld_link" >&6; }
+if test "x$ac_cv_lib_dld_dld_link" = xyes
+then :
   lt_cv_dlopen=dld_link lt_cv_dlopen_libs=-ldld
 fi
 
@@ -11719,11 +12500,12 @@ fi
     save_LIBS=$LIBS
     LIBS="$lt_cv_dlopen_libs $LIBS"
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5
-$as_echo_n "checking whether a program can dlopen itself... " >&6; }
-if ${lt_cv_dlopen_self+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether a program can dlopen itself" >&5
+printf %s "checking whether a program can dlopen itself... " >&6; }
+if test ${lt_cv_dlopen_self+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   	  if test yes = "$cross_compiling"; then :
   lt_cv_dlopen_self=cross
 else
@@ -11802,7 +12584,7 @@ _LT_EOF
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && test -s "conftest$ac_exeext" 2>/dev/null; then
     (./conftest; exit; ) >&5 2>/dev/null
     lt_status=$?
@@ -11820,16 +12602,17 @@ rm -fr conftest*
 
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self" >&5
-$as_echo "$lt_cv_dlopen_self" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self" >&5
+printf "%s\n" "$lt_cv_dlopen_self" >&6; }
 
     if test yes = "$lt_cv_dlopen_self"; then
       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5
-$as_echo_n "checking whether a statically linked program can dlopen itself... " >&6; }
-if ${lt_cv_dlopen_self_static+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether a statically linked program can dlopen itself" >&5
+printf %s "checking whether a statically linked program can dlopen itself... " >&6; }
+if test ${lt_cv_dlopen_self_static+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   	  if test yes = "$cross_compiling"; then :
   lt_cv_dlopen_self_static=cross
 else
@@ -11908,7 +12691,7 @@ _LT_EOF
   if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_link\""; } >&5
   (eval $ac_link) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && test -s "conftest$ac_exeext" 2>/dev/null; then
     (./conftest; exit; ) >&5 2>/dev/null
     lt_status=$?
@@ -11926,8 +12709,8 @@ rm -fr conftest*
 
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self_static" >&5
-$as_echo "$lt_cv_dlopen_self_static" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_dlopen_self_static" >&5
+printf "%s\n" "$lt_cv_dlopen_self_static" >&6; }
     fi
 
     CPPFLAGS=$save_CPPFLAGS
@@ -11965,40 +12748,40 @@ fi
 
 striplib=
 old_striplib=
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether stripping libraries is possible" >&5
-$as_echo_n "checking whether stripping libraries is possible... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether stripping libraries is possible" >&5
+printf %s "checking whether stripping libraries is possible... " >&6; }
 if test -z "$STRIP"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 else
   if $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
     old_striplib="$STRIP --strip-debug"
     striplib="$STRIP --strip-unneeded"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
   else
     case $host_os in
     darwin*)
       # FIXME - insert some real tests, host_os isn't really good enough
       striplib="$STRIP -x"
       old_striplib="$STRIP -S"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
       ;;
     freebsd*)
       if $STRIP -V 2>&1 | $GREP "elftoolchain" >/dev/null; then
         old_striplib="$STRIP --strip-debug"
         striplib="$STRIP --strip-unneeded"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
       else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
       fi
       ;;
     *)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
       ;;
     esac
   fi
@@ -12016,13 +12799,13 @@ fi
 
 
   # Report what library types will actually be built
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if libtool supports shared libraries" >&5
-$as_echo_n "checking if libtool supports shared libraries... " >&6; }
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $can_build_shared" >&5
-$as_echo "$can_build_shared" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if libtool supports shared libraries" >&5
+printf %s "checking if libtool supports shared libraries... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $can_build_shared" >&5
+printf "%s\n" "$can_build_shared" >&6; }
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build shared libraries" >&5
-$as_echo_n "checking whether to build shared libraries... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build shared libraries" >&5
+printf %s "checking whether to build shared libraries... " >&6; }
   test no = "$can_build_shared" && enable_shared=no
 
   # On AIX, shared libraries and static libraries use the same namespace, and
@@ -12046,15 +12829,15 @@ $as_echo_n "checking whether to build shared libraries... " >&6; }
     fi
     ;;
   esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5
-$as_echo "$enable_shared" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_shared" >&5
+printf "%s\n" "$enable_shared" >&6; }
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to build static libraries" >&5
-$as_echo_n "checking whether to build static libraries... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to build static libraries" >&5
+printf %s "checking whether to build static libraries... " >&6; }
   # Make sure either enable_shared or enable_static is yes.
   test yes = "$enable_shared" || enable_static=yes
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_static" >&5
-$as_echo "$enable_static" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_static" >&5
+printf "%s\n" "$enable_static" >&6; }
 
 
 
@@ -12093,11 +12876,12 @@ CC=$lt_save_CC
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}windres", so it can be a program name with args.
 set dummy ${ac_tool_prefix}windres; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_RC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$RC"; then
   ac_cv_prog_RC="$RC" # Let the user override the test.
 else
@@ -12105,11 +12889,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_RC="${ac_tool_prefix}windres"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12120,11 +12908,11 @@ fi
 fi
 RC=$ac_cv_prog_RC
 if test -n "$RC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RC" >&5
-$as_echo "$RC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $RC" >&5
+printf "%s\n" "$RC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12133,11 +12921,12 @@ if test -z "$ac_cv_prog_RC"; then
   ac_ct_RC=$RC
   # Extract the first word of "windres", so it can be a program name with args.
 set dummy windres; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_RC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_RC"; then
   ac_cv_prog_ac_ct_RC="$ac_ct_RC" # Let the user override the test.
 else
@@ -12145,11 +12934,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RC="windres"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12160,11 +12953,11 @@ fi
 fi
 ac_ct_RC=$ac_cv_prog_ac_ct_RC
 if test -n "$ac_ct_RC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RC" >&5
-$as_echo "$ac_ct_RC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RC" >&5
+printf "%s\n" "$ac_ct_RC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_RC" = x; then
@@ -12172,8 +12965,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     RC=$ac_ct_RC
@@ -12288,11 +13081,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -12300,11 +13094,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12315,11 +13113,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12328,11 +13126,12 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -12340,11 +13139,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12355,11 +13158,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -12367,8 +13170,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -12381,11 +13184,12 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -12393,11 +13197,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12408,11 +13216,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12421,11 +13229,12 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -12434,15 +13243,19 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12458,18 +13271,18 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12480,11 +13293,12 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -12492,11 +13306,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12507,11 +13325,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12524,11 +13342,12 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -12536,11 +13355,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12551,11 +13374,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12567,8 +13390,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -12576,25 +13399,129 @@ esac
 fi
 
 fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
+set dummy ${ac_tool_prefix}clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "clang", so it can be a program name with args.
+set dummy clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+else
+  CC="$ac_cv_prog_CC"
+fi
+
+fi
+
+
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "no acceptable C compiler found in \$PATH
+See \`config.log' for more details" "$LINENO" 5; }
 
-
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
-
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -12604,20 +13531,21 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+printf %s "checking whether the compiler supports GNU C... " >&6; }
+if test ${ac_cv_c_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -12627,29 +13555,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+set}
+ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+printf %s "checking whether $CC accepts -g... " >&6; }
+if test ${ac_cv_prog_cc_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
@@ -12658,57 +13590,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
-else
+else $as_nop
   CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
-if test "$ac_test_CFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -12723,94 +13658,144 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c89=no
+ac_prog_cc_stdc=no
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+printf %s "checking for $CC option to enable C11 features... " >&6; }
+if test ${ac_cv_prog_cc_c11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c11=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdio.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not '\xHH' hex character constants.
-   These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
-   array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+$ac_c_conftest_c11_program
+_ACEOF
+for ac_arg in '' -std=gnu11
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+if test "x$ac_cv_prog_cc_c11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+     CC="$CC $ac_cv_prog_cc_c11"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
+  ac_prog_cc_stdc=c11
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+printf %s "checking for $CC option to enable C99 features... " >&6; }
+if test ${ac_cv_prog_cc_c99+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c99_program
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
+if test "x$ac_cv_prog_cc_c99" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c99" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+     CC="$CC $ac_cv_prog_cc_c99"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
+  ac_prog_cc_stdc=c99
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+printf %s "checking for $CC option to enable C89 features... " >&6; }
+if test ${ac_cv_prog_cc_c89+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c89=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c89_program
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
+  if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
-
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
 
+if test "x$ac_cv_prog_cc_c89" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c89" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+     CC="$CC $ac_cv_prog_cc_c89"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
+  ac_prog_cc_stdc=c89
+fi
 fi
 
 ac_ext=c
@@ -12819,6 +13804,12 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
+
+
+
+
+
+
 ac_ext=cpp
 ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -12829,15 +13820,16 @@ if test -z "$CXX"; then
     CXX=$CCC
   else
     if test -n "$ac_tool_prefix"; then
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CXX"; then
   ac_cv_prog_CXX="$CXX" # Let the user override the test.
 else
@@ -12845,11 +13837,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CXX="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12860,11 +13856,11 @@ fi
 fi
 CXX=$ac_cv_prog_CXX
 if test -n "$CXX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
-$as_echo "$CXX" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CXX" >&5
+printf "%s\n" "$CXX" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12873,15 +13869,16 @@ fi
 fi
 if test -z "$CXX"; then
   ac_ct_CXX=$CXX
-  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC
+  for ac_prog in g++ c++ gpp aCC CC cxx cc++ cl.exe FCC KCC RCC xlC_r xlC clang++
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CXX"; then
   ac_cv_prog_ac_ct_CXX="$ac_ct_CXX" # Let the user override the test.
 else
@@ -12889,11 +13886,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CXX="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -12904,11 +13905,11 @@ fi
 fi
 ac_ct_CXX=$ac_cv_prog_ac_ct_CXX
 if test -n "$ac_ct_CXX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
-$as_echo "$ac_ct_CXX" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CXX" >&5
+printf "%s\n" "$ac_ct_CXX" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -12920,8 +13921,8 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CXX=$ac_ct_CXX
@@ -12931,7 +13932,7 @@ fi
   fi
 fi
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C++ compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
 for ac_option in --version -v -V -qversion; do
@@ -12941,7 +13942,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -12951,20 +13952,21 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
-$as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
-if ${ac_cv_cxx_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C++" >&5
+printf %s "checking whether the compiler supports GNU C++... " >&6; }
+if test ${ac_cv_cxx_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -12974,29 +13976,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_cxx_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
-$as_echo "$ac_cv_cxx_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cxx_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_cxx_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GXX=yes
 else
   GXX=
 fi
-ac_test_CXXFLAGS=${CXXFLAGS+set}
+ac_test_CXXFLAGS=${CXXFLAGS+y}
 ac_save_CXXFLAGS=$CXXFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
-$as_echo_n "checking whether $CXX accepts -g... " >&6; }
-if ${ac_cv_prog_cxx_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
+printf %s "checking whether $CXX accepts -g... " >&6; }
+if test ${ac_cv_prog_cxx_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_cxx_werror_flag=$ac_cxx_werror_flag
    ac_cxx_werror_flag=yes
    ac_cv_prog_cxx_g=no
@@ -13005,57 +14011,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_cv_prog_cxx_g=yes
-else
+else $as_nop
   CXXFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 	 CXXFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
+if ac_fn_cxx_try_compile "$LINENO"
+then :
   ac_cv_prog_cxx_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_cxx_werror_flag=$ac_save_cxx_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
-$as_echo "$ac_cv_prog_cxx_g" >&6; }
-if test "$ac_test_CXXFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_g" >&5
+printf "%s\n" "$ac_cv_prog_cxx_g" >&6; }
+if test $ac_test_CXXFLAGS; then
   CXXFLAGS=$ac_save_CXXFLAGS
 elif test $ac_cv_prog_cxx_g = yes; then
   if test "$GXX" = yes; then
@@ -13070,6 +14079,100 @@ else
     CXXFLAGS=
   fi
 fi
+ac_prog_cxx_stdcxx=no
+if test x$ac_prog_cxx_stdcxx = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++11 features" >&5
+printf %s "checking for $CXX option to enable C++11 features... " >&6; }
+if test ${ac_cv_prog_cxx_11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cxx_11=no
+ac_save_CXX=$CXX
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_cxx_conftest_cxx11_program
+_ACEOF
+for ac_arg in '' -std=gnu++11 -std=gnu++0x -std=c++11 -std=c++0x -qlanglvl=extended0x -AA
+do
+  CXX="$ac_save_CXX $ac_arg"
+  if ac_fn_cxx_try_compile "$LINENO"
+then :
+  ac_cv_prog_cxx_cxx11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cxx_cxx11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CXX=$ac_save_CXX
+fi
+
+if test "x$ac_cv_prog_cxx_cxx11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cxx_cxx11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx11" >&5
+printf "%s\n" "$ac_cv_prog_cxx_cxx11" >&6; }
+     CXX="$CXX $ac_cv_prog_cxx_cxx11"
+fi
+  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx11
+  ac_prog_cxx_stdcxx=cxx11
+fi
+fi
+if test x$ac_prog_cxx_stdcxx = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CXX option to enable C++98 features" >&5
+printf %s "checking for $CXX option to enable C++98 features... " >&6; }
+if test ${ac_cv_prog_cxx_98+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cxx_98=no
+ac_save_CXX=$CXX
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_cxx_conftest_cxx98_program
+_ACEOF
+for ac_arg in '' -std=gnu++98 -std=c++98 -qlanglvl=extended -AA
+do
+  CXX="$ac_save_CXX $ac_arg"
+  if ac_fn_cxx_try_compile "$LINENO"
+then :
+  ac_cv_prog_cxx_cxx98=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cxx_cxx98" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CXX=$ac_save_CXX
+fi
+
+if test "x$ac_cv_prog_cxx_cxx98" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cxx_cxx98" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cxx_cxx98" >&5
+printf "%s\n" "$ac_cv_prog_cxx_cxx98" >&6; }
+     CXX="$CXX $ac_cv_prog_cxx_cxx98"
+fi
+  ac_cv_prog_cxx_stdcxx=$ac_cv_prog_cxx_cxx98
+  ac_prog_cxx_stdcxx=cxx98
+fi
+fi
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -13094,36 +14197,32 @@ ac_cpp='$CXXCPP $CPPFLAGS'
 ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C++ preprocessor" >&5
-$as_echo_n "checking how to run the C++ preprocessor... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C++ preprocessor" >&5
+printf %s "checking how to run the C++ preprocessor... " >&6; }
 if test -z "$CXXCPP"; then
-  if ${ac_cv_prog_CXXCPP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-      # Double quotes because CXXCPP needs to be expanded
-    for CXXCPP in "$CXX -E" "/lib/cpp"
+  if test ${ac_cv_prog_CXXCPP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+      # Double quotes because $CXX needs to be expanded
+    for CXXCPP in "$CXX -E" cpp /lib/cpp
     do
       ac_preproc_ok=false
 for ac_cxx_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_cxx_try_cpp "$LINENO"; then :
+if ac_fn_cxx_try_cpp "$LINENO"
+then :
 
-else
+else $as_nop
   # Broken: fails on valid input.
 continue
 fi
@@ -13135,10 +14234,11 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_cxx_try_cpp "$LINENO"; then :
+if ac_fn_cxx_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
+else $as_nop
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -13148,7 +14248,8 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
   break
 fi
 
@@ -13160,29 +14261,24 @@ fi
 else
   ac_cv_prog_CXXCPP=$CXXCPP
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CXXCPP" >&5
-$as_echo "$CXXCPP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CXXCPP" >&5
+printf "%s\n" "$CXXCPP" >&6; }
 ac_preproc_ok=false
 for ac_cxx_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_cxx_try_cpp "$LINENO"; then :
+if ac_fn_cxx_try_cpp "$LINENO"
+then :
 
-else
+else $as_nop
   # Broken: fails on valid input.
 continue
 fi
@@ -13194,10 +14290,11 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_cxx_try_cpp "$LINENO"; then :
+if ac_fn_cxx_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
+else $as_nop
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -13207,11 +14304,12 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
 
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C++ preprocessor \"$CXXCPP\" fails sanity check
 See \`config.log' for more details" "$LINENO" 5; }
 fi
@@ -13347,17 +14445,18 @@ cc_basename=$func_cc_basename_result
 
 
 # Check whether --with-gnu-ld was given.
-if test "${with_gnu_ld+set}" = set; then :
+if test ${with_gnu_ld+y}
+then :
   withval=$with_gnu_ld; test no = "$withval" || with_gnu_ld=yes
-else
+else $as_nop
   with_gnu_ld=no
 fi
 
 ac_prog=ld
 if test yes = "$GCC"; then
   # Check if gcc -print-prog-name=ld gives a path.
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
-$as_echo_n "checking for ld used by $CC... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ld used by $CC" >&5
+printf %s "checking for ld used by $CC... " >&6; }
   case $host in
   *-*-mingw*)
     # gcc leaves a trailing carriage return, which upsets mingw
@@ -13386,15 +14485,16 @@ $as_echo_n "checking for ld used by $CC... " >&6; }
     ;;
   esac
 elif test yes = "$with_gnu_ld"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
-$as_echo_n "checking for GNU ld... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GNU ld" >&5
+printf %s "checking for GNU ld... " >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
-$as_echo_n "checking for non-GNU ld... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for non-GNU ld" >&5
+printf %s "checking for non-GNU ld... " >&6; }
 fi
-if ${lt_cv_path_LD+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+if test ${lt_cv_path_LD+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -z "$LD"; then
   lt_save_ifs=$IFS; IFS=$PATH_SEPARATOR
   for ac_dir in $PATH; do
@@ -13423,18 +14523,19 @@ fi
 
 LD=$lt_cv_path_LD
 if test -n "$LD"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
-$as_echo "$LD" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $LD" >&5
+printf "%s\n" "$LD" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 test -z "$LD" && as_fn_error $? "no acceptable ld found in \$PATH" "$LINENO" 5
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
-$as_echo_n "checking if the linker ($LD) is GNU ld... " >&6; }
-if ${lt_cv_prog_gnu_ld+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if the linker ($LD) is GNU ld" >&5
+printf %s "checking if the linker ($LD) is GNU ld... " >&6; }
+if test ${lt_cv_prog_gnu_ld+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   # I'd rather use --version here, but apparently some GNU lds only accept -v.
 case `$LD -v 2>&1 </dev/null` in
 *GNU* | *'with BFD'*)
@@ -13445,8 +14546,8 @@ case `$LD -v 2>&1 </dev/null` in
   ;;
 esac
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
-$as_echo "$lt_cv_prog_gnu_ld" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_gnu_ld" >&5
+printf "%s\n" "$lt_cv_prog_gnu_ld" >&6; }
 with_gnu_ld=$lt_cv_prog_gnu_ld
 
 
@@ -13500,8 +14601,8 @@ with_gnu_ld=$lt_cv_prog_gnu_ld
     fi
 
     # PORTME: fill in a description of your system's C++ link characteristics
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
-$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
+printf %s "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
     ld_shlibs_CXX=yes
     case $host_os in
       aix3*)
@@ -13639,21 +14740,23 @@ $as_echo_n "checking whether the $compiler linker ($LD) supports shared librarie
           if test set = "${lt_cv_aix_libpath+set}"; then
   aix_libpath=$lt_cv_aix_libpath
 else
-  if ${lt_cv_aix_libpath__CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_aix_libpath__CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_link "$LINENO"; then :
+if ac_fn_cxx_try_link "$LINENO"
+then :
 
   lt_aix_libpath_sed='
       /Import File Strings/,/^$/ {
@@ -13668,7 +14771,7 @@ if ac_fn_cxx_try_link "$LINENO"; then :
     lt_cv_aix_libpath__CXX=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   if test -z "$lt_cv_aix_libpath__CXX"; then
     lt_cv_aix_libpath__CXX=/usr/lib:/lib
@@ -13693,21 +14796,23 @@ fi
 	    if test set = "${lt_cv_aix_libpath+set}"; then
   aix_libpath=$lt_cv_aix_libpath
 else
-  if ${lt_cv_aix_libpath__CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_aix_libpath__CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_link "$LINENO"; then :
+if ac_fn_cxx_try_link "$LINENO"
+then :
 
   lt_aix_libpath_sed='
       /Import File Strings/,/^$/ {
@@ -13722,7 +14827,7 @@ if ac_fn_cxx_try_link "$LINENO"; then :
     lt_cv_aix_libpath__CXX=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
   if test -z "$lt_cv_aix_libpath__CXX"; then
     lt_cv_aix_libpath__CXX=/usr/lib:/lib
@@ -14574,8 +15679,8 @@ fi
         ;;
     esac
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs_CXX" >&5
-$as_echo "$ld_shlibs_CXX" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs_CXX" >&5
+printf "%s\n" "$ld_shlibs_CXX" >&6; }
     test no = "$ld_shlibs_CXX" && can_build_shared=no
 
     GCC_CXX=$GXX
@@ -14613,7 +15718,7 @@ esac
 if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   # Parse the compiler output and extract the necessary
   # objects, libraries and library flags.
@@ -15095,26 +16200,28 @@ case $host_os in
     ;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
-$as_echo_n "checking for $compiler option to produce PIC... " >&6; }
-if ${lt_cv_prog_compiler_pic_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $compiler option to produce PIC" >&5
+printf %s "checking for $compiler option to produce PIC... " >&6; }
+if test ${lt_cv_prog_compiler_pic_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_pic_CXX=$lt_prog_compiler_pic_CXX
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_CXX" >&5
-$as_echo "$lt_cv_prog_compiler_pic_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_CXX" >&5
+printf "%s\n" "$lt_cv_prog_compiler_pic_CXX" >&6; }
 lt_prog_compiler_pic_CXX=$lt_cv_prog_compiler_pic_CXX
 
 #
 # Check to make sure the PIC flag actually works.
 #
 if test -n "$lt_prog_compiler_pic_CXX"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works" >&5
-$as_echo_n "checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works... " >&6; }
-if ${lt_cv_prog_compiler_pic_works_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works" >&5
+printf %s "checking if $compiler PIC flag $lt_prog_compiler_pic_CXX works... " >&6; }
+if test ${lt_cv_prog_compiler_pic_works_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_pic_works_CXX=no
    ac_outfile=conftest.$ac_objext
    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
@@ -15145,8 +16252,8 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works_CXX" >&5
-$as_echo "$lt_cv_prog_compiler_pic_works_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_pic_works_CXX" >&5
+printf "%s\n" "$lt_cv_prog_compiler_pic_works_CXX" >&6; }
 
 if test yes = "$lt_cv_prog_compiler_pic_works_CXX"; then
     case $lt_prog_compiler_pic_CXX in
@@ -15168,11 +16275,12 @@ fi
 # Check to make sure the static flag actually works.
 #
 wl=$lt_prog_compiler_wl_CXX eval lt_tmp_static_flag=\"$lt_prog_compiler_static_CXX\"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
-$as_echo_n "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
-if ${lt_cv_prog_compiler_static_works_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler static flag $lt_tmp_static_flag works" >&5
+printf %s "checking if $compiler static flag $lt_tmp_static_flag works... " >&6; }
+if test ${lt_cv_prog_compiler_static_works_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_static_works_CXX=no
    save_LDFLAGS=$LDFLAGS
    LDFLAGS="$LDFLAGS $lt_tmp_static_flag"
@@ -15196,8 +16304,8 @@ else
    LDFLAGS=$save_LDFLAGS
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works_CXX" >&5
-$as_echo "$lt_cv_prog_compiler_static_works_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_static_works_CXX" >&5
+printf "%s\n" "$lt_cv_prog_compiler_static_works_CXX" >&6; }
 
 if test yes = "$lt_cv_prog_compiler_static_works_CXX"; then
     :
@@ -15208,11 +16316,12 @@ fi
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
-$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if test ${lt_cv_prog_compiler_c_o_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_c_o_CXX=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
@@ -15255,16 +16364,17 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_CXX" >&5
-$as_echo "$lt_cv_prog_compiler_c_o_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_CXX" >&5
+printf "%s\n" "$lt_cv_prog_compiler_c_o_CXX" >&6; }
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
-$as_echo_n "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
-if ${lt_cv_prog_compiler_c_o_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if $compiler supports -c -o file.$ac_objext" >&5
+printf %s "checking if $compiler supports -c -o file.$ac_objext... " >&6; }
+if test ${lt_cv_prog_compiler_c_o_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_prog_compiler_c_o_CXX=no
    $RM -r conftest 2>/dev/null
    mkdir conftest
@@ -15307,8 +16417,8 @@ else
    $RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_CXX" >&5
-$as_echo "$lt_cv_prog_compiler_c_o_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_prog_compiler_c_o_CXX" >&5
+printf "%s\n" "$lt_cv_prog_compiler_c_o_CXX" >&6; }
 
 
 
@@ -15316,19 +16426,19 @@ $as_echo "$lt_cv_prog_compiler_c_o_CXX" >&6; }
 hard_links=nottested
 if test no = "$lt_cv_prog_compiler_c_o_CXX" && test no != "$need_locks"; then
   # do not overwrite the value of need_locks provided by the user
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
-$as_echo_n "checking if we can lock with hard links... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking if we can lock with hard links" >&5
+printf %s "checking if we can lock with hard links... " >&6; }
   hard_links=yes
   $RM conftest*
   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   touch conftest.a
   ln conftest.a conftest.b 2>&5 || hard_links=no
   ln conftest.a conftest.b 2>/dev/null && hard_links=no
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
-$as_echo "$hard_links" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $hard_links" >&5
+printf "%s\n" "$hard_links" >&6; }
   if test no = "$hard_links"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&5
-$as_echo "$as_me: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&2;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&5
+printf "%s\n" "$as_me: WARNING: '$CC' does not support '-c -o', so 'make -j' may be unsafe" >&2;}
     need_locks=warn
   fi
 else
@@ -15337,8 +16447,8 @@ fi
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
-$as_echo_n "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the $compiler linker ($LD) supports shared libraries" >&5
+printf %s "checking whether the $compiler linker ($LD) supports shared libraries... " >&6; }
 
   export_symbols_cmds_CXX='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   exclude_expsyms_CXX='_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*'
@@ -15377,8 +16487,8 @@ $as_echo_n "checking whether the $compiler linker ($LD) supports shared librarie
     ;;
   esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs_CXX" >&5
-$as_echo "$ld_shlibs_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ld_shlibs_CXX" >&5
+printf "%s\n" "$ld_shlibs_CXX" >&6; }
 test no = "$ld_shlibs_CXX" && can_build_shared=no
 
 with_gnu_ld_CXX=$with_gnu_ld
@@ -15405,18 +16515,19 @@ x|xyes)
       # Test whether the compiler implicitly links with -lc since on some
       # systems, -lgcc has to come before -lc. If gcc already passes -lc
       # to ld, don't add -lc before -lgcc.
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
-$as_echo_n "checking whether -lc should be explicitly linked in... " >&6; }
-if ${lt_cv_archive_cmds_need_lc_CXX+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -lc should be explicitly linked in" >&5
+printf %s "checking whether -lc should be explicitly linked in... " >&6; }
+if test ${lt_cv_archive_cmds_need_lc_CXX+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   $RM conftest*
 	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
 
 	if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } 2>conftest.err; then
 	  soname=conftest
 	  lib=conftest
@@ -15434,7 +16545,7 @@ else
 	  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$archive_cmds_CXX 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1\""; } >&5
   (eval $archive_cmds_CXX 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 	  then
 	    lt_cv_archive_cmds_need_lc_CXX=no
@@ -15448,8 +16559,8 @@ else
 	$RM conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc_CXX" >&5
-$as_echo "$lt_cv_archive_cmds_need_lc_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $lt_cv_archive_cmds_need_lc_CXX" >&5
+printf "%s\n" "$lt_cv_archive_cmds_need_lc_CXX" >&6; }
       archive_cmds_need_lc_CXX=$lt_cv_archive_cmds_need_lc_CXX
       ;;
     esac
@@ -15518,8 +16629,8 @@ esac
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
-$as_echo_n "checking dynamic linker characteristics... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking dynamic linker characteristics" >&5
+printf %s "checking dynamic linker characteristics... " >&6; }
 
 library_names_spec=
 libname_spec='lib$name'
@@ -16009,9 +17120,10 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   shlibpath_overrides_runpath=no
 
   # Some binutils ld are patched to set DT_RUNPATH
-  if ${lt_cv_shlibpath_overrides_runpath+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  if test ${lt_cv_shlibpath_overrides_runpath+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   lt_cv_shlibpath_overrides_runpath=no
     save_LDFLAGS=$LDFLAGS
     save_libdir=$libdir
@@ -16021,19 +17133,21 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_cxx_try_link "$LINENO"; then :
-  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null; then :
+if ac_fn_cxx_try_link "$LINENO"
+then :
+  if  ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null
+then :
   lt_cv_shlibpath_overrides_runpath=yes
 fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     LDFLAGS=$save_LDFLAGS
     libdir=$save_libdir
@@ -16270,8 +17384,8 @@ uts4*)
   dynamic_linker=no
   ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
-$as_echo "$dynamic_linker" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $dynamic_linker" >&5
+printf "%s\n" "$dynamic_linker" >&6; }
 test no = "$dynamic_linker" && can_build_shared=no
 
 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
@@ -16335,8 +17449,8 @@ configure_time_lt_sys_library_path=$LT_SYS_LIBRARY_PATH
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
-$as_echo_n "checking how to hardcode library paths into programs... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to hardcode library paths into programs" >&5
+printf %s "checking how to hardcode library paths into programs... " >&6; }
 hardcode_action_CXX=
 if test -n "$hardcode_libdir_flag_spec_CXX" ||
    test -n "$runpath_var_CXX" ||
@@ -16360,8 +17474,8 @@ else
   # directories.
   hardcode_action_CXX=unsupported
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $hardcode_action_CXX" >&5
-$as_echo "$hardcode_action_CXX" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $hardcode_action_CXX" >&5
+printf "%s\n" "$hardcode_action_CXX" >&6; }
 
 if test relink = "$hardcode_action_CXX" ||
    test yes = "$inherit_rpath_CXX"; then
@@ -16401,17 +17515,19 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 # Check whether --enable-largefile was given.
-if test "${enable_largefile+set}" = set; then :
+if test ${enable_largefile+y}
+then :
   enableval=$enable_largefile;
 fi
 
 if test "$enable_largefile" != no; then
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
-$as_echo_n "checking for special C compiler options needed for large files... " >&6; }
-if ${ac_cv_sys_largefile_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for special C compiler options needed for large files" >&5
+printf %s "checking for special C compiler options needed for large files... " >&6; }
+if test ${ac_cv_sys_largefile_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_cv_sys_largefile_CC=no
      if test "$GCC" != yes; then
        ac_save_CC=$CC
@@ -16425,44 +17541,47 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-	 if ac_fn_c_try_compile "$LINENO"; then :
+	 if ac_fn_c_try_compile "$LINENO"
+then :
   break
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
 	 CC="$CC -n32"
-	 if ac_fn_c_try_compile "$LINENO"; then :
+	 if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_largefile_CC=' -n32'; break
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
 	 break
        done
        CC=$ac_save_CC
        rm -f conftest.$ac_ext
     fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
-$as_echo "$ac_cv_sys_largefile_CC" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_largefile_CC" >&5
+printf "%s\n" "$ac_cv_sys_largefile_CC" >&6; }
   if test "$ac_cv_sys_largefile_CC" != no; then
     CC=$CC$ac_cv_sys_largefile_CC
   fi
 
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
-$as_echo_n "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
-if ${ac_cv_sys_file_offset_bits+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _FILE_OFFSET_BITS value needed for large files" >&5
+printf %s "checking for _FILE_OFFSET_BITS value needed for large files... " >&6; }
+if test ${ac_cv_sys_file_offset_bits+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -16471,22 +17590,23 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_file_offset_bits=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _FILE_OFFSET_BITS 64
@@ -16495,43 +17615,43 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_file_offset_bits=64; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   ac_cv_sys_file_offset_bits=unknown
   break
 done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
-$as_echo "$ac_cv_sys_file_offset_bits" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_file_offset_bits" >&5
+printf "%s\n" "$ac_cv_sys_file_offset_bits" >&6; }
 case $ac_cv_sys_file_offset_bits in #(
   no | unknown) ;;
   *)
-cat >>confdefs.h <<_ACEOF
-#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits
-_ACEOF
+printf "%s\n" "#define _FILE_OFFSET_BITS $ac_cv_sys_file_offset_bits" >>confdefs.h
 ;;
 esac
 rm -rf conftest*
   if test $ac_cv_sys_file_offset_bits = unknown; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
-$as_echo_n "checking for _LARGE_FILES value needed for large files... " >&6; }
-if ${ac_cv_sys_large_files+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for _LARGE_FILES value needed for large files" >&5
+printf %s "checking for _LARGE_FILES value needed for large files... " >&6; }
+if test ${ac_cv_sys_large_files+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   while :; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -16540,22 +17660,23 @@ else
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_large_files=no; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _LARGE_FILES 1
@@ -16564,43 +17685,41 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     We can't simply define LARGE_OFF_T to be 9223372036854775807,
     since some C++ compilers masquerading as C compilers
     incorrectly reject 9223372036854775807.  */
-#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
+#define LARGE_OFF_T (((off_t) 1 << 31 << 31) - 1 + ((off_t) 1 << 31 << 31))
   int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
 		       && LARGE_OFF_T % 2147483647 == 1)
 		      ? 1 : -1];
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_sys_large_files=1; break
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   ac_cv_sys_large_files=unknown
   break
 done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
-$as_echo "$ac_cv_sys_large_files" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sys_large_files" >&5
+printf "%s\n" "$ac_cv_sys_large_files" >&6; }
 case $ac_cv_sys_large_files in #(
   no | unknown) ;;
   *)
-cat >>confdefs.h <<_ACEOF
-#define _LARGE_FILES $ac_cv_sys_large_files
-_ACEOF
+printf "%s\n" "#define _LARGE_FILES $ac_cv_sys_large_files" >>confdefs.h
 ;;
 esac
 rm -rf conftest*
   fi
-
-
 fi
 
-# Find a good install program.  We prefer a C program (faster),
+
+  # Find a good install program.  We prefer a C program (faster),
 # so one script is as good as another.  But avoid the broken or
 # incompatible versions:
 # SysV /etc/install, /usr/sbin/install
@@ -16614,20 +17733,25 @@ fi
 # OS/2's system install, which has a completely different semantic
 # ./install, which can be erroneously created by make from ./install.sh.
 # Reject install programs that cannot install multiple files.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
-$as_echo_n "checking for a BSD-compatible install... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
+printf %s "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if ${ac_cv_path_install+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+if test ${ac_cv_path_install+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    # Account for people who put trailing slashes in PATH elements.
-case $as_dir/ in #((
-  ./ | .// | /[cC]/* | \
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    # Account for fact that we put trailing slashes in our PATH walk.
+case $as_dir in #((
+  ./ | /[cC]/* | \
   /etc/* | /usr/sbin/* | /usr/etc/* | /sbin/* | /usr/afsws/bin/* | \
   ?:[\\/]os2[\\/]install[\\/]* | ?:[\\/]OS2[\\/]INSTALL[\\/]* | \
   /usr/ucb/* ) ;;
@@ -16637,13 +17761,13 @@ case $as_dir/ in #((
     # by default.
     for ac_prog in ginstall scoinst install; do
       for ac_exec_ext in '' $ac_executable_extensions; do
-	if as_fn_executable_p "$as_dir/$ac_prog$ac_exec_ext"; then
+	if as_fn_executable_p "$as_dir$ac_prog$ac_exec_ext"; then
 	  if test $ac_prog = install &&
-	    grep dspmsg "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep dspmsg "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
 	    :
 	  elif test $ac_prog = install &&
-	    grep pwplus "$as_dir/$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
+	    grep pwplus "$as_dir$ac_prog$ac_exec_ext" >/dev/null 2>&1; then
 	    # program-specific install script used by HP pwplus--don't use.
 	    :
 	  else
@@ -16651,12 +17775,12 @@ case $as_dir/ in #((
 	    echo one > conftest.one
 	    echo two > conftest.two
 	    mkdir conftest.dir
-	    if "$as_dir/$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir" &&
+	    if "$as_dir$ac_prog$ac_exec_ext" -c conftest.one conftest.two "`pwd`/conftest.dir/" &&
 	      test -s conftest.one && test -s conftest.two &&
 	      test -s conftest.dir/conftest.one &&
 	      test -s conftest.dir/conftest.two
 	    then
-	      ac_cv_path_install="$as_dir/$ac_prog$ac_exec_ext -c"
+	      ac_cv_path_install="$as_dir$ac_prog$ac_exec_ext -c"
 	      break 3
 	    fi
 	  fi
@@ -16672,7 +17796,7 @@ IFS=$as_save_IFS
 rm -rf conftest.one conftest.two conftest.dir
 
 fi
-  if test "${ac_cv_path_install+set}" = set; then
+  if test ${ac_cv_path_install+y}; then
     INSTALL=$ac_cv_path_install
   else
     # As a last resort, use the slow shell script.  Don't cache a
@@ -16682,8 +17806,8 @@ fi
     INSTALL=$ac_install_sh
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
-$as_echo "$INSTALL" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $INSTALL" >&5
+printf "%s\n" "$INSTALL" >&6; }
 
 # Use test -z because SunOS4 sh mishandles braces in ${var-val}.
 # It thinks the first close brace ends the variable substitution.
@@ -16693,13 +17817,14 @@ test -z "$INSTALL_SCRIPT" && INSTALL_SCRIPT='${INSTALL}'
 
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
-$as_echo_n "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} sets \$(MAKE)" >&5
+printf %s "checking whether ${MAKE-make} sets \$(MAKE)... " >&6; }
 set x ${MAKE-make}
-ac_make=`$as_echo "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
-if eval \${ac_cv_prog_make_${ac_make}_set+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+ac_make=`printf "%s\n" "$2" | sed 's/+/p/g; s/[^a-zA-Z0-9_]/_/g'`
+if eval test \${ac_cv_prog_make_${ac_make}_set+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat >conftest.make <<\_ACEOF
 SHELL = /bin/sh
 all:
@@ -16715,12 +17840,12 @@ esac
 rm -f conftest.make
 fi
 if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
   SET_MAKE=
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
   SET_MAKE="MAKE=${MAKE-make}"
 fi
 
@@ -16735,11 +17860,12 @@ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PKG_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_PKG_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
@@ -16749,11 +17875,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -16765,11 +17895,11 @@ esac
 fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 if test -n "$PKG_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
-$as_echo "$PKG_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+printf "%s\n" "$PKG_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -16778,11 +17908,12 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
   ac_pt_PKG_CONFIG=$PKG_CONFIG
   # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_ac_pt_PKG_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $ac_pt_PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
@@ -16792,11 +17923,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -16808,11 +17943,11 @@ esac
 fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 if test -n "$ac_pt_PKG_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
-$as_echo "$ac_pt_PKG_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
+printf "%s\n" "$ac_pt_PKG_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_pt_PKG_CONFIG" = x; then
@@ -16820,8 +17955,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     PKG_CONFIG=$ac_pt_PKG_CONFIG
@@ -16833,14 +17968,14 @@ fi
 fi
 if test -n "$PKG_CONFIG"; then
 	_pkg_min_version=0.9.0
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
-$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
+printf %s "checking pkg-config is at least version $_pkg_min_version... " >&6; }
 	if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		PKG_CONFIG=""
 	fi
 fi
@@ -16892,27 +18027,28 @@ case "$host" in
         # We build SDL on cygwin without the UNIX emulation layer
         save_CFLAGS="$CFLAGS"
         have_no_cygwin=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -mno-cygwin option" >&5
-$as_echo_n "checking for GCC -mno-cygwin option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -mno-cygwin option" >&5
+printf %s "checking for GCC -mno-cygwin option... " >&6; }
         CFLAGS="$save_CFLAGS -mno-cygwin"
 
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_no_cygwin=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_no_cygwin" >&5
-$as_echo "$have_no_cygwin" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_no_cygwin" >&5
+printf "%s\n" "$have_no_cygwin" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_no_cygwin = xyes; then
@@ -16984,16 +18120,17 @@ find_lib()
     done
 }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
-$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
-if ${ac_cv_c_const+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
+printf %s "checking for an ANSI C-conforming const... " >&6; }
+if test ${ac_cv_c_const+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 #ifndef __cplusplus
@@ -17006,7 +18143,7 @@ main ()
   /* NEC SVR4.0.2 mips cc rejects this.  */
   struct point {int x, y;};
   static struct point const zero = {0,0};
-  /* AIX XL C 1.02.0.0 rejects this.
+  /* IBM XL C 1.02.0.0 rejects this.
      It does not let you subtract one const X* pointer from another in
      an arm of an if-expression whose if-part is not a constant
      expression */
@@ -17034,7 +18171,7 @@ main ()
     iptr p = 0;
     ++p;
   }
-  { /* AIX XL C 1.02.0.0 rejects this sort of thing, saying
+  { /* IBM XL C 1.02.0.0 rejects this sort of thing, saying
        "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
     struct s { int j; const int *ap[3]; } bx;
     struct s *b = &bx; b->j = 5;
@@ -17050,47 +18187,50 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_c_const=yes
-else
+else $as_nop
   ac_cv_c_const=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
-$as_echo "$ac_cv_c_const" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
+printf "%s\n" "$ac_cv_c_const" >&6; }
 if test $ac_cv_c_const = no; then
 
-$as_echo "#define const /**/" >>confdefs.h
+printf "%s\n" "#define const /**/" >>confdefs.h
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
-$as_echo_n "checking for inline... " >&6; }
-if ${ac_cv_c_inline+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
+printf %s "checking for inline... " >&6; }
+if test ${ac_cv_c_inline+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifndef __cplusplus
 typedef int foo_t;
-static $ac_kw foo_t static_foo () {return 0; }
-$ac_kw foo_t foo () {return 0; }
+static $ac_kw foo_t static_foo (void) {return 0; }
+$ac_kw foo_t foo (void) {return 0; }
 #endif
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_c_inline=$ac_kw
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
   test "$ac_cv_c_inline" != no && break
 done
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
-$as_echo "$ac_cv_c_inline" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
+printf "%s\n" "$ac_cv_c_inline" >&6; }
 
 case $ac_cv_c_inline in
   inline | yes) ;;
@@ -17107,16 +18247,17 @@ _ACEOF
     ;;
 esac
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working volatile" >&5
-$as_echo_n "checking for working volatile... " >&6; }
-if ${ac_cv_c_volatile+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working volatile" >&5
+printf %s "checking for working volatile... " >&6; }
+if test ${ac_cv_c_volatile+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 volatile int x;
@@ -17126,26 +18267,28 @@ return !x && !y;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_c_volatile=yes
-else
+else $as_nop
   ac_cv_c_volatile=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_volatile" >&5
-$as_echo "$ac_cv_c_volatile" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_volatile" >&5
+printf "%s\n" "$ac_cv_c_volatile" >&6; }
 if test $ac_cv_c_volatile = no; then
 
-$as_echo "#define volatile /**/" >>confdefs.h
+printf "%s\n" "#define volatile /**/" >>confdefs.h
 
 fi
 
 
 # Check whether --enable-assertions was given.
-if test "${enable_assertions+set}" = set; then :
+if test ${enable_assertions+y}
+then :
   enableval=$enable_assertions;
-else
+else $as_nop
   enable_assertions=auto
 fi
 
@@ -17154,22 +18297,22 @@ case "$enable_assertions" in
         ;;
     disabled)
 
-$as_echo "#define SDL_DEFAULT_ASSERT_LEVEL 0" >>confdefs.h
+printf "%s\n" "#define SDL_DEFAULT_ASSERT_LEVEL 0" >>confdefs.h
 
         ;;
     release)
 
-$as_echo "#define SDL_DEFAULT_ASSERT_LEVEL 1" >>confdefs.h
+printf "%s\n" "#define SDL_DEFAULT_ASSERT_LEVEL 1" >>confdefs.h
 
         ;;
     enabled)
 
-$as_echo "#define SDL_DEFAULT_ASSERT_LEVEL 2" >>confdefs.h
+printf "%s\n" "#define SDL_DEFAULT_ASSERT_LEVEL 2" >>confdefs.h
 
         ;;
     paranoid)
 
-$as_echo "#define SDL_DEFAULT_ASSERT_LEVEL 3" >>confdefs.h
+printf "%s\n" "#define SDL_DEFAULT_ASSERT_LEVEL 3" >>confdefs.h
 
         ;;
     *)
@@ -17178,32 +18321,27 @@ $as_echo "#define SDL_DEFAULT_ASSERT_LEVEL 3" >>confdefs.h
 esac
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_BUILD_MAJOR_VERSION $SDL_MAJOR_VERSION
-_ACEOF
+printf "%s\n" "#define SDL_BUILD_MAJOR_VERSION $SDL_MAJOR_VERSION" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_BUILD_MINOR_VERSION $SDL_MINOR_VERSION
-_ACEOF
+printf "%s\n" "#define SDL_BUILD_MINOR_VERSION $SDL_MINOR_VERSION" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_BUILD_MICRO_VERSION $SDL_MICRO_VERSION
-_ACEOF
+printf "%s\n" "#define SDL_BUILD_MICRO_VERSION $SDL_MICRO_VERSION" >>confdefs.h
 
 
 # Check whether --enable-dependency-tracking was given.
-if test "${enable_dependency_tracking+set}" = set; then :
+if test ${enable_dependency_tracking+y}
+then :
   enableval=$enable_dependency_tracking;
-else
+else $as_nop
   enable_dependency_tracking=yes
 fi
 
 if test x$enable_dependency_tracking = xyes; then
     have_gcc_mmd_mt=no
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -MMD -MT option" >&5
-$as_echo_n "checking for GCC -MMD -MT option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -MMD -MT option" >&5
+printf %s "checking for GCC -MMD -MT option... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -17212,27 +18350,28 @@ $as_echo_n "checking for GCC -MMD -MT option... " >&6; }
     #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_mmd_mt=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_mmd_mt" >&5
-$as_echo "$have_gcc_mmd_mt" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_mmd_mt" >&5
+printf "%s\n" "$have_gcc_mmd_mt" >&6; }
 
     if test x$have_gcc_mmd_mt = xyes; then
         DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
     fi
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker option --no-undefined" >&5
-$as_echo_n "checking for linker option --no-undefined... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker option --no-undefined" >&5
+printf %s "checking for linker option --no-undefined... " >&6; }
 have_no_undefined=no
 case "$host" in
     *-*-openbsd*)
@@ -17244,29 +18383,30 @@ case "$host" in
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
         have_no_undefined=yes
         BUILD_LDFLAGS="$BUILD_LDFLAGS -Wl,--no-undefined"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         LDFLAGS="$save_LDFLAGS"
         ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_no_undefined" >&5
-$as_echo "$have_no_undefined" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_no_undefined" >&5
+printf "%s\n" "$have_no_undefined" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker option --dynamicbase" >&5
-$as_echo_n "checking for linker option --dynamicbase... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker option --dynamicbase" >&5
+printf %s "checking for linker option --dynamicbase... " >&6; }
 have_dynamicbase=no
 case "$host" in
     *)
@@ -17276,29 +18416,30 @@ case "$host" in
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
         have_dynamicbase=yes
         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--dynamicbase"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         LDFLAGS="$save_LDFLAGS"
         ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_dynamicbase" >&5
-$as_echo "$have_dynamicbase" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_dynamicbase" >&5
+printf "%s\n" "$have_dynamicbase" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker option --nxcompat" >&5
-$as_echo_n "checking for linker option --nxcompat... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker option --nxcompat" >&5
+printf %s "checking for linker option --nxcompat... " >&6; }
 have_nxcompat=no
 case "$host" in
     *)
@@ -17308,29 +18449,30 @@ case "$host" in
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
         have_nxcompat=yes
         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--nxcompat"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         LDFLAGS="$save_LDFLAGS"
         ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_nxcompat" >&5
-$as_echo "$have_nxcompat" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_nxcompat" >&5
+printf "%s\n" "$have_nxcompat" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker option --high-entropy-va" >&5
-$as_echo_n "checking for linker option --high-entropy-va... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker option --high-entropy-va" >&5
+printf %s "checking for linker option --high-entropy-va... " >&6; }
 have_high_entropy_va=no
 case "$host" in
     *)
@@ -17340,184 +18482,380 @@ case "$host" in
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
         have_high_entropy_va=yes
         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,--high-entropy-va"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         LDFLAGS="$save_LDFLAGS"
         ;;
 esac
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_high_entropy_va" >&5
-$as_echo "$have_high_entropy_va" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_high_entropy_va" >&5
+printf "%s\n" "$have_high_entropy_va" >&6; }
 
 # Check whether --enable-libc was given.
-if test "${enable_libc+set}" = set; then :
+if test ${enable_libc+y}
+then :
   enableval=$enable_libc;
-else
+else $as_nop
   enable_libc=yes
 fi
 
 if test x$enable_libc = xyes; then
 
-$as_echo "#define HAVE_LIBC 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBC 1" >>confdefs.h
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
+    # Autoupdate added the next two lines to ensure that your configure
+# script's behavior did not change.  They are probably safe to remove.
 
-int
-main ()
-{
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+printf %s "checking for egrep... " >&6; }
+if test ${ac_cv_path_EGREP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_prog in egrep
+   do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP" || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  printf %s 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    printf "%s\n" 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_stdc=yes
-else
-  ac_cv_header_stdc=no
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
-if test $ac_cv_header_stdc = yes; then
-  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <string.h>
+   fi
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+printf "%s\n" "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
 
-else
-  ac_cv_header_stdc=no
+
+    ac_fn_c_check_header_compile "$LINENO" "sys/types.h" "ac_cv_header_sys_types_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_types_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_TYPES_H 1" >>confdefs.h
+
 fi
-rm -f conftest*
+ac_fn_c_check_header_compile "$LINENO" "stdio.h" "ac_cv_header_stdio_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdio_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDIO_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdlib_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDLIB_H 1" >>confdefs.h
 
-if test $ac_cv_header_stdc = yes; then
-  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdlib.h>
+fi
+ac_fn_c_check_header_compile "$LINENO" "stddef.h" "ac_cv_header_stddef_h" "$ac_includes_default"
+if test "x$ac_cv_header_stddef_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDDEF_H 1" >>confdefs.h
 
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
+fi
+ac_fn_c_check_header_compile "$LINENO" "stdarg.h" "ac_cv_header_stdarg_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdarg_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDARG_H 1" >>confdefs.h
 
-else
-  ac_cv_header_stdc=no
 fi
-rm -f conftest*
+ac_fn_c_check_header_compile "$LINENO" "malloc.h" "ac_cv_header_malloc_h" "$ac_includes_default"
+if test "x$ac_cv_header_malloc_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_MALLOC_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "memory.h" "ac_cv_header_memory_h" "$ac_includes_default"
+if test "x$ac_cv_header_memory_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_MEMORY_H 1" >>confdefs.h
 
-if test $ac_cv_header_stdc = yes; then
-  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
-  :
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
+fi
+ac_fn_c_check_header_compile "$LINENO" "string.h" "ac_cv_header_string_h" "$ac_includes_default"
+if test "x$ac_cv_header_string_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRING_H 1" >>confdefs.h
 
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
-int
-main ()
-{
-  int i;
-  for (i = 0; i < 256; i++)
-    if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
-      return 2;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+fi
+ac_fn_c_check_header_compile "$LINENO" "strings.h" "ac_cv_header_strings_h" "$ac_includes_default"
+if test "x$ac_cv_header_strings_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRINGS_H 1" >>confdefs.h
 
-else
-  ac_cv_header_stdc=no
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+ac_fn_c_check_header_compile "$LINENO" "wchar.h" "ac_cv_header_wchar_h" "$ac_includes_default"
+if test "x$ac_cv_header_wchar_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCHAR_H 1" >>confdefs.h
+
 fi
+ac_fn_c_check_header_compile "$LINENO" "inttypes.h" "ac_cv_header_inttypes_h" "$ac_includes_default"
+if test "x$ac_cv_header_inttypes_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_INTTYPES_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "stdint.h" "ac_cv_header_stdint_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdint_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDINT_H 1" >>confdefs.h
+
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
+ac_fn_c_check_header_compile "$LINENO" "limits.h" "ac_cv_header_limits_h" "$ac_includes_default"
+if test "x$ac_cv_header_limits_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LIMITS_H 1" >>confdefs.h
 
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+fi
+ac_fn_c_check_header_compile "$LINENO" "ctype.h" "ac_cv_header_ctype_h" "$ac_includes_default"
+if test "x$ac_cv_header_ctype_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_CTYPE_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "math.h" "ac_cv_header_math_h" "$ac_includes_default"
+if test "x$ac_cv_header_math_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_MATH_H 1" >>confdefs.h
 
-    for ac_header in sys/types.h stdio.h stdlib.h stddef.h stdarg.h malloc.h memory.h string.h strings.h wchar.h inttypes.h stdint.h limits.h ctype.h math.h float.h iconv.h signal.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_header_compile "$LINENO" "float.h" "ac_cv_header_float_h" "$ac_includes_default"
+if test "x$ac_cv_header_float_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_FLOAT_H 1" >>confdefs.h
 
 fi
+ac_fn_c_check_header_compile "$LINENO" "iconv.h" "ac_cv_header_iconv_h" "$ac_includes_default"
+if test "x$ac_cv_header_iconv_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_ICONV_H 1" >>confdefs.h
 
-done
+fi
+ac_fn_c_check_header_compile "$LINENO" "signal.h" "ac_cv_header_signal_h" "$ac_includes_default"
+if test "x$ac_cv_header_signal_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SIGNAL_H 1" >>confdefs.h
+
+fi
 
 
     ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
-if test "x$ac_cv_type_size_t" = xyes; then :
+if test "x$ac_cv_type_size_t" = xyes
+then :
 
-else
+else $as_nop
+
+printf "%s\n" "#define size_t unsigned int" >>confdefs.h
+
+fi
+
+
+    ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+printf %s "checking how to run the C preprocessor... " >&6; }
+# On Suns, sometimes $CPP names a directory.
+if test -n "$CPP" && test -d "$CPP"; then
+  CPP=
+fi
+if test -z "$CPP"; then
+  if test ${ac_cv_prog_CPP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+      # Double quotes because $CC needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" cpp /lib/cpp
+    do
+      ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <limits.h>
+		     Syntax error
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"
+then :
 
-cat >>confdefs.h <<_ACEOF
-#define size_t unsigned int
+else $as_nop
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ac_nonexistent.h>
 _ACEOF
+if ac_fn_c_try_cpp "$LINENO"
+then :
+  # Broken: success on invalid input.
+continue
+else $as_nop
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
 
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok
+then :
+  break
 fi
 
+    done
+    ac_cv_prog_CPP=$CPP
 
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for M_PI in math.h" >&5
-$as_echo_n "checking for M_PI in math.h... " >&6; }
-if ${ac_cv_define_M_PI+:} false; then :
-  $as_echo_n "(cached) " >&6
+fi
+  CPP=$ac_cv_prog_CPP
 else
+  ac_cv_prog_CPP=$CPP
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+printf "%s\n" "$CPP" >&6; }
+ac_preproc_ok=false
+for ac_c_preproc_warn_flag in '' yes
+do
+  # Use a header file that comes with gcc, so configuring glibc
+  # with a fresh cross-compiler works.
+  # On the NeXT, cc -E runs the code through the compiler's parser,
+  # not just through cpp. "Syntax error" is here to catch this case.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <limits.h>
+		     Syntax error
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"
+then :
+
+else $as_nop
+  # Broken: fails on valid input.
+continue
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+  # OK, works on sane cases.  Now check whether nonexistent headers
+  # can be detected and how.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
+#include <ac_nonexistent.h>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"
+then :
+  # Broken: success on invalid input.
+continue
+else $as_nop
+  # Passes both tests.
+ac_preproc_ok=:
+break
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+
+done
+# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok
+then :
+
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details" "$LINENO" 5; }
+fi
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for M_PI in math.h" >&5
+printf %s "checking for M_PI in math.h... " >&6; }
+if test ${ac_cv_define_M_PI+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
 
 #include <math.h>
 #ifdef M_PI
@@ -17526,36 +18864,38 @@ YES_IS_DEFINED
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1; then :
+  $EGREP "YES_IS_DEFINED" >/dev/null 2>&1
+then :
   ac_cv_define_M_PI=yes
-else
+else $as_nop
   ac_cv_define_M_PI=no
 fi
-rm -f conftest*
+rm -rf conftest*
 
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_define_M_PI" >&5
-$as_echo "$ac_cv_define_M_PI" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_define_M_PI" >&5
+printf "%s\n" "$ac_cv_define_M_PI" >&6; }
   if test "$ac_cv_define_M_PI" = "yes" ; then
 
-$as_echo "#define HAVE_M_PI /**/" >>confdefs.h
+printf "%s\n" "#define HAVE_M_PI /**/" >>confdefs.h
 
   fi
 
 
     # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5
-$as_echo_n "checking for working alloca.h... " >&6; }
-if ${ac_cv_working_alloca_h+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working alloca.h" >&5
+printf %s "checking for working alloca.h... " >&6; }
+if test ${ac_cv_working_alloca_h+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <alloca.h>
 int
-main ()
+main (void)
 {
 char *p = (char *) alloca (2 * sizeof (int));
 			  if (p) return 0;
@@ -17563,52 +18903,52 @@ char *p = (char *) alloca (2 * sizeof (int));
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_working_alloca_h=yes
-else
+else $as_nop
   ac_cv_working_alloca_h=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5
-$as_echo "$ac_cv_working_alloca_h" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_working_alloca_h" >&5
+printf "%s\n" "$ac_cv_working_alloca_h" >&6; }
 if test $ac_cv_working_alloca_h = yes; then
 
-$as_echo "#define HAVE_ALLOCA_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_ALLOCA_H 1" >>confdefs.h
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5
-$as_echo_n "checking for alloca... " >&6; }
-if ${ac_cv_func_alloca_works+:} false; then :
-  $as_echo_n "(cached) " >&6
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for alloca" >&5
+printf %s "checking for alloca... " >&6; }
+if test ${ac_cv_func_alloca_works+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test $ac_cv_working_alloca_h = yes; then
+  ac_cv_func_alloca_works=yes
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __GNUC__
-# define alloca __builtin_alloca
-#else
-# ifdef _MSC_VER
+#include <stdlib.h>
+#include <stddef.h>
+#ifndef alloca
+# ifdef __GNUC__
+#  define alloca __builtin_alloca
+# elif defined _MSC_VER
 #  include <malloc.h>
 #  define alloca _alloca
 # else
-#  ifdef HAVE_ALLOCA_H
-#   include <alloca.h>
-#  else
-#   ifdef _AIX
- #pragma alloca
-#   else
-#    ifndef alloca /* predefined by HP cc +Olibcalls */
-void *alloca (size_t);
-#    endif
-#   endif
+#  ifdef  __cplusplus
+extern "C"
 #  endif
+void *alloca (size_t);
 # endif
 #endif
 
 int
-main ()
+main (void)
 {
 char *p = (char *) alloca (1);
 				    if (p) return 0;
@@ -17616,20 +18956,22 @@ char *p = (char *) alloca (1);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_func_alloca_works=yes
-else
+else $as_nop
   ac_cv_func_alloca_works=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5
-$as_echo "$ac_cv_func_alloca_works" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_alloca_works" >&5
+printf "%s\n" "$ac_cv_func_alloca_works" >&6; }
+fi
 
 if test $ac_cv_func_alloca_works = yes; then
 
-$as_echo "#define HAVE_ALLOCA 1" >>confdefs.h
+printf "%s\n" "#define HAVE_ALLOCA 1" >>confdefs.h
 
 else
   # The SVR3 libPW and SVR4 libucb both contain incompatible functions
@@ -17639,58 +18981,19 @@ else
 
 ALLOCA=\${LIBOBJDIR}alloca.$ac_objext
 
-$as_echo "#define C_ALLOCA 1" >>confdefs.h
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether \`alloca.c' needs Cray hooks" >&5
-$as_echo_n "checking whether \`alloca.c' needs Cray hooks... " >&6; }
-if ${ac_cv_os_cray+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#if defined CRAY && ! defined CRAY2
-webecray
-#else
-wenotbecray
-#endif
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "webecray" >/dev/null 2>&1; then :
-  ac_cv_os_cray=yes
-else
-  ac_cv_os_cray=no
-fi
-rm -f conftest*
+printf "%s\n" "#define C_ALLOCA 1" >>confdefs.h
 
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_os_cray" >&5
-$as_echo "$ac_cv_os_cray" >&6; }
-if test $ac_cv_os_cray = yes; then
-  for ac_func in _getb67 GETB67 getb67; do
-    as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-
-cat >>confdefs.h <<_ACEOF
-#define CRAY_STACKSEG_END $ac_func
-_ACEOF
-
-    break
-fi
 
-  done
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5
-$as_echo_n "checking stack direction for C alloca... " >&6; }
-if ${ac_cv_c_stack_direction+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking stack direction for C alloca" >&5
+printf %s "checking stack direction for C alloca... " >&6; }
+if test ${ac_cv_c_stack_direction+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test "$cross_compiling" = yes
+then :
   ac_cv_c_stack_direction=0
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
@@ -17711,9 +19014,10 @@ main (int argc, char **argv)
   return find_stack_direction (0, argc + !argv + 20) < 0;
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
   ac_cv_c_stack_direction=1
-else
+else $as_nop
   ac_cv_c_stack_direction=-1
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -17721,29 +19025,29 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5
-$as_echo "$ac_cv_c_stack_direction" >&6; }
-cat >>confdefs.h <<_ACEOF
-#define STACK_DIRECTION $ac_cv_c_stack_direction
-_ACEOF
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_stack_direction" >&5
+printf "%s\n" "$ac_cv_c_stack_direction" >&6; }
+printf "%s\n" "#define STACK_DIRECTION $ac_cv_c_stack_direction" >>confdefs.h
 
 
 fi
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working memcmp" >&5
-$as_echo_n "checking for working memcmp... " >&6; }
-if ${ac_cv_func_memcmp_working+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working memcmp" >&5
+printf %s "checking for working memcmp... " >&6; }
+if test ${ac_cv_func_memcmp_working+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test "$cross_compiling" = yes
+then :
   ac_cv_func_memcmp_working=no
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
-main ()
+main (void)
 {
 
   /* Some versions of memcmp are not 8-bit clean.  */
@@ -17774,9 +19078,10 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
   ac_cv_func_memcmp_working=yes
-else
+else $as_nop
   ac_cv_func_memcmp_working=no
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -17784,8 +19089,8 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_memcmp_working" >&5
-$as_echo "$ac_cv_func_memcmp_working" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_memcmp_working" >&5
+printf "%s\n" "$ac_cv_func_memcmp_working" >&6; }
 test $ac_cv_func_memcmp_working = no && case " $LIBOBJS " in
   *" memcmp.$ac_objext "* ) ;;
   *) LIBOBJS="$LIBOBJS memcmp.$ac_objext"
@@ -17795,17 +19100,19 @@ esac
 
     if test x$ac_cv_func_memcmp_working = xyes; then
 
-$as_echo "#define HAVE_MEMCMP 1" >>confdefs.h
+printf "%s\n" "#define HAVE_MEMCMP 1" >>confdefs.h
 
     fi
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working strtod" >&5
-$as_echo_n "checking for working strtod... " >&6; }
-if ${ac_cv_func_strtod+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  if test "$cross_compiling" = yes; then :
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for working strtod" >&5
+printf %s "checking for working strtod... " >&6; }
+if test ${ac_cv_func_strtod+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test "$cross_compiling" = yes
+then :
   ac_cv_func_strtod=no
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -17814,7 +19121,7 @@ $ac_includes_default
 double strtod ();
 #endif
 int
-main()
+main (void)
 {
   {
     /* Some versions of Linux strtod mis-parse strings with leading '+'.  */
@@ -17839,9 +19146,10 @@ main()
 }
 
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
   ac_cv_func_strtod=yes
-else
+else $as_nop
   ac_cv_func_strtod=no
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -17849,8 +19157,8 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strtod" >&5
-$as_echo "$ac_cv_func_strtod" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_func_strtod" >&5
+printf "%s\n" "$ac_cv_func_strtod" >&6; }
 if test $ac_cv_func_strtod = no; then
   case " $LIBOBJS " in
   *" strtod.$ac_objext "* ) ;;
@@ -17859,16 +19167,526 @@ if test $ac_cv_func_strtod = no; then
 esac
 
 ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow"
-if test "x$ac_cv_func_pow" = xyes; then :
+if test "x$ac_cv_func_pow" = xyes
+then :
 
 fi
 
 if test $ac_cv_func_pow = no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
-$as_echo_n "checking for pow in -lm... " >&6; }
-if ${ac_cv_lib_m_pow+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
+printf %s "checking for pow in -lm... " >&6; }
+if test ${ac_cv_lib_m_pow+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lm  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+char pow ();
+int
+main (void)
+{
+return pow ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"
+then :
+  ac_cv_lib_m_pow=yes
+else $as_nop
+  ac_cv_lib_m_pow=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
+printf "%s\n" "$ac_cv_lib_m_pow" >&6; }
+if test "x$ac_cv_lib_m_pow" = xyes
+then :
+  POW_LIB=-lm
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5
+printf "%s\n" "$as_me: WARNING: cannot find library containing definition of pow" >&2;}
+fi
+
+fi
+
+fi
+
+    if test x$ac_cv_func_strtod = xyes; then
+
+printf "%s\n" "#define HAVE_STRTOD 1" >>confdefs.h
+
+    fi
+    ac_fn_c_check_func "$LINENO" "mprotect" "ac_cv_func_mprotect"
+if test "x$ac_cv_func_mprotect" = xyes
+then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+          #include <sys/types.h>
+          #include <sys/mman.h>
+
+int
+main (void)
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"
+then :
+
+
+printf "%s\n" "#define HAVE_MPROTECT 1" >>confdefs.h
+
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+    ac_fn_c_check_func "$LINENO" "malloc" "ac_cv_func_malloc"
+if test "x$ac_cv_func_malloc" = xyes
+then :
+  printf "%s\n" "#define HAVE_MALLOC 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "calloc" "ac_cv_func_calloc"
+if test "x$ac_cv_func_calloc" = xyes
+then :
+  printf "%s\n" "#define HAVE_CALLOC 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "realloc" "ac_cv_func_realloc"
+if test "x$ac_cv_func_realloc" = xyes
+then :
+  printf "%s\n" "#define HAVE_REALLOC 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "free" "ac_cv_func_free"
+if test "x$ac_cv_func_free" = xyes
+then :
+  printf "%s\n" "#define HAVE_FREE 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "getenv" "ac_cv_func_getenv"
+if test "x$ac_cv_func_getenv" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETENV 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "setenv" "ac_cv_func_setenv"
+if test "x$ac_cv_func_setenv" = xyes
+then :
+  printf "%s\n" "#define HAVE_SETENV 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "putenv" "ac_cv_func_putenv"
+if test "x$ac_cv_func_putenv" = xyes
+then :
+  printf "%s\n" "#define HAVE_PUTENV 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "unsetenv" "ac_cv_func_unsetenv"
+if test "x$ac_cv_func_unsetenv" = xyes
+then :
+  printf "%s\n" "#define HAVE_UNSETENV 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "bsearch" "ac_cv_func_bsearch"
+if test "x$ac_cv_func_bsearch" = xyes
+then :
+  printf "%s\n" "#define HAVE_BSEARCH 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "qsort" "ac_cv_func_qsort"
+if test "x$ac_cv_func_qsort" = xyes
+then :
+  printf "%s\n" "#define HAVE_QSORT 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "abs" "ac_cv_func_abs"
+if test "x$ac_cv_func_abs" = xyes
+then :
+  printf "%s\n" "#define HAVE_ABS 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "bcopy" "ac_cv_func_bcopy"
+if test "x$ac_cv_func_bcopy" = xyes
+then :
+  printf "%s\n" "#define HAVE_BCOPY 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "memset" "ac_cv_func_memset"
+if test "x$ac_cv_func_memset" = xyes
+then :
+  printf "%s\n" "#define HAVE_MEMSET 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "memcpy" "ac_cv_func_memcpy"
+if test "x$ac_cv_func_memcpy" = xyes
+then :
+  printf "%s\n" "#define HAVE_MEMCPY 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "memmove" "ac_cv_func_memmove"
+if test "x$ac_cv_func_memmove" = xyes
+then :
+  printf "%s\n" "#define HAVE_MEMMOVE 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcslen" "ac_cv_func_wcslen"
+if test "x$ac_cv_func_wcslen" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSLEN 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcslcpy" "ac_cv_func_wcslcpy"
+if test "x$ac_cv_func_wcslcpy" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSLCPY 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcslcat" "ac_cv_func_wcslcat"
+if test "x$ac_cv_func_wcslcat" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSLCAT 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_wcsdup" "ac_cv_func__wcsdup"
+if test "x$ac_cv_func__wcsdup" = xyes
+then :
+  printf "%s\n" "#define HAVE__WCSDUP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcsdup" "ac_cv_func_wcsdup"
+if test "x$ac_cv_func_wcsdup" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSDUP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcsstr" "ac_cv_func_wcsstr"
+if test "x$ac_cv_func_wcsstr" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSSTR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcscmp" "ac_cv_func_wcscmp"
+if test "x$ac_cv_func_wcscmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSCMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcsncmp" "ac_cv_func_wcsncmp"
+if test "x$ac_cv_func_wcsncmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSNCMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcscasecmp" "ac_cv_func_wcscasecmp"
+if test "x$ac_cv_func_wcscasecmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSCASECMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_wcsicmp" "ac_cv_func__wcsicmp"
+if test "x$ac_cv_func__wcsicmp" = xyes
+then :
+  printf "%s\n" "#define HAVE__WCSICMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "wcsncasecmp" "ac_cv_func_wcsncasecmp"
+if test "x$ac_cv_func_wcsncasecmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_WCSNCASECMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_wcsnicmp" "ac_cv_func__wcsnicmp"
+if test "x$ac_cv_func__wcsnicmp" = xyes
+then :
+  printf "%s\n" "#define HAVE__WCSNICMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strlen" "ac_cv_func_strlen"
+if test "x$ac_cv_func_strlen" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRLEN 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strlcpy" "ac_cv_func_strlcpy"
+if test "x$ac_cv_func_strlcpy" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRLCPY 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strlcat" "ac_cv_func_strlcat"
+if test "x$ac_cv_func_strlcat" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRLCAT 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_strrev" "ac_cv_func__strrev"
+if test "x$ac_cv_func__strrev" = xyes
+then :
+  printf "%s\n" "#define HAVE__STRREV 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_strupr" "ac_cv_func__strupr"
+if test "x$ac_cv_func__strupr" = xyes
+then :
+  printf "%s\n" "#define HAVE__STRUPR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_strlwr" "ac_cv_func__strlwr"
+if test "x$ac_cv_func__strlwr" = xyes
+then :
+  printf "%s\n" "#define HAVE__STRLWR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "index" "ac_cv_func_index"
+if test "x$ac_cv_func_index" = xyes
+then :
+  printf "%s\n" "#define HAVE_INDEX 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "rindex" "ac_cv_func_rindex"
+if test "x$ac_cv_func_rindex" = xyes
+then :
+  printf "%s\n" "#define HAVE_RINDEX 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strchr" "ac_cv_func_strchr"
+if test "x$ac_cv_func_strchr" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRCHR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strrchr" "ac_cv_func_strrchr"
+if test "x$ac_cv_func_strrchr" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRRCHR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strstr" "ac_cv_func_strstr"
+if test "x$ac_cv_func_strstr" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRSTR 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strtok_r" "ac_cv_func_strtok_r"
+if test "x$ac_cv_func_strtok_r" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOK_R 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "itoa" "ac_cv_func_itoa"
+if test "x$ac_cv_func_itoa" = xyes
+then :
+  printf "%s\n" "#define HAVE_ITOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_ltoa" "ac_cv_func__ltoa"
+if test "x$ac_cv_func__ltoa" = xyes
+then :
+  printf "%s\n" "#define HAVE__LTOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_uitoa" "ac_cv_func__uitoa"
+if test "x$ac_cv_func__uitoa" = xyes
+then :
+  printf "%s\n" "#define HAVE__UITOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_ultoa" "ac_cv_func__ultoa"
+if test "x$ac_cv_func__ultoa" = xyes
+then :
+  printf "%s\n" "#define HAVE__ULTOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strtol" "ac_cv_func_strtol"
+if test "x$ac_cv_func_strtol" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strtoul" "ac_cv_func_strtoul"
+if test "x$ac_cv_func_strtoul" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOUL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_i64toa" "ac_cv_func__i64toa"
+if test "x$ac_cv_func__i64toa" = xyes
+then :
+  printf "%s\n" "#define HAVE__I64TOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_ui64toa" "ac_cv_func__ui64toa"
+if test "x$ac_cv_func__ui64toa" = xyes
+then :
+  printf "%s\n" "#define HAVE__UI64TOA 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strtoll" "ac_cv_func_strtoll"
+if test "x$ac_cv_func_strtoll" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOLL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strtoull" "ac_cv_func_strtoull"
+if test "x$ac_cv_func_strtoull" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRTOULL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "atoi" "ac_cv_func_atoi"
+if test "x$ac_cv_func_atoi" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATOI 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "atof" "ac_cv_func_atof"
+if test "x$ac_cv_func_atof" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATOF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strcmp" "ac_cv_func_strcmp"
+if test "x$ac_cv_func_strcmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRCMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strncmp" "ac_cv_func_strncmp"
+if test "x$ac_cv_func_strncmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRNCMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_stricmp" "ac_cv_func__stricmp"
+if test "x$ac_cv_func__stricmp" = xyes
+then :
+  printf "%s\n" "#define HAVE__STRICMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strcasecmp" "ac_cv_func_strcasecmp"
+if test "x$ac_cv_func_strcasecmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRCASECMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_strnicmp" "ac_cv_func__strnicmp"
+if test "x$ac_cv_func__strnicmp" = xyes
+then :
+  printf "%s\n" "#define HAVE__STRNICMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "strncasecmp" "ac_cv_func_strncasecmp"
+if test "x$ac_cv_func_strncasecmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_STRNCASECMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "vsscanf" "ac_cv_func_vsscanf"
+if test "x$ac_cv_func_vsscanf" = xyes
+then :
+  printf "%s\n" "#define HAVE_VSSCANF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "vsnprintf" "ac_cv_func_vsnprintf"
+if test "x$ac_cv_func_vsnprintf" = xyes
+then :
+  printf "%s\n" "#define HAVE_VSNPRINTF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "fopen64" "ac_cv_func_fopen64"
+if test "x$ac_cv_func_fopen64" = xyes
+then :
+  printf "%s\n" "#define HAVE_FOPEN64 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "fseeko" "ac_cv_func_fseeko"
+if test "x$ac_cv_func_fseeko" = xyes
+then :
+  printf "%s\n" "#define HAVE_FSEEKO 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "fseeko64" "ac_cv_func_fseeko64"
+if test "x$ac_cv_func_fseeko64" = xyes
+then :
+  printf "%s\n" "#define HAVE_FSEEKO64 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sigaction" "ac_cv_func_sigaction"
+if test "x$ac_cv_func_sigaction" = xyes
+then :
+  printf "%s\n" "#define HAVE_SIGACTION 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "setjmp" "ac_cv_func_setjmp"
+if test "x$ac_cv_func_setjmp" = xyes
+then :
+  printf "%s\n" "#define HAVE_SETJMP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "nanosleep" "ac_cv_func_nanosleep"
+if test "x$ac_cv_func_nanosleep" = xyes
+then :
+  printf "%s\n" "#define HAVE_NANOSLEEP 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sysconf" "ac_cv_func_sysconf"
+if test "x$ac_cv_func_sysconf" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYSCONF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sysctlbyname" "ac_cv_func_sysctlbyname"
+if test "x$ac_cv_func_sysctlbyname" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYSCTLBYNAME 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "getauxval" "ac_cv_func_getauxval"
+if test "x$ac_cv_func_getauxval" = xyes
+then :
+  printf "%s\n" "#define HAVE_GETAUXVAL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "elf_aux_info" "ac_cv_func_elf_aux_info"
+if test "x$ac_cv_func_elf_aux_info" = xyes
+then :
+  printf "%s\n" "#define HAVE_ELF_AUX_INFO 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "poll" "ac_cv_func_poll"
+if test "x$ac_cv_func_poll" = xyes
+then :
+  printf "%s\n" "#define HAVE_POLL 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "_Exit" "ac_cv_func__Exit"
+if test "x$ac_cv_func__Exit" = xyes
+then :
+  printf "%s\n" "#define HAVE__EXIT 1" >>confdefs.h
+
+fi
+
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
+printf %s "checking for pow in -lm... " >&6; }
+if test ${ac_cv_lib_m_pow+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lm  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -17877,142 +19695,292 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char pow ();
 int
-main ()
+main (void)
 {
 return pow ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_m_pow=yes
-else
+else $as_nop
   ac_cv_lib_m_pow=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
-$as_echo "$ac_cv_lib_m_pow" >&6; }
-if test "x$ac_cv_lib_m_pow" = xyes; then :
-  POW_LIB=-lm
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cannot find library containing definition of pow" >&5
-$as_echo "$as_me: WARNING: cannot find library containing definition of pow" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
+printf "%s\n" "$ac_cv_lib_m_pow" >&6; }
+if test "x$ac_cv_lib_m_pow" = xyes
+then :
+  LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"
 fi
 
+    ac_fn_c_check_func "$LINENO" "acos" "ac_cv_func_acos"
+if test "x$ac_cv_func_acos" = xyes
+then :
+  printf "%s\n" "#define HAVE_ACOS 1" >>confdefs.h
+
 fi
+ac_fn_c_check_func "$LINENO" "acosf" "ac_cv_func_acosf"
+if test "x$ac_cv_func_acosf" = xyes
+then :
+  printf "%s\n" "#define HAVE_ACOSF 1" >>confdefs.h
 
 fi
+ac_fn_c_check_func "$LINENO" "asin" "ac_cv_func_asin"
+if test "x$ac_cv_func_asin" = xyes
+then :
+  printf "%s\n" "#define HAVE_ASIN 1" >>confdefs.h
 
-    if test x$ac_cv_func_strtod = xyes; then
+fi
+ac_fn_c_check_func "$LINENO" "asinf" "ac_cv_func_asinf"
+if test "x$ac_cv_func_asinf" = xyes
+then :
+  printf "%s\n" "#define HAVE_ASINF 1" >>confdefs.h
 
-$as_echo "#define HAVE_STRTOD 1" >>confdefs.h
+fi
+ac_fn_c_check_func "$LINENO" "atan" "ac_cv_func_atan"
+if test "x$ac_cv_func_atan" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATAN 1" >>confdefs.h
 
-    fi
-    ac_fn_c_check_func "$LINENO" "mprotect" "ac_cv_func_mprotect"
-if test "x$ac_cv_func_mprotect" = xyes; then :
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+fi
+ac_fn_c_check_func "$LINENO" "atanf" "ac_cv_func_atanf"
+if test "x$ac_cv_func_atanf" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATANF 1" >>confdefs.h
 
-          #include <sys/types.h>
-          #include <sys/mman.h>
+fi
+ac_fn_c_check_func "$LINENO" "atan2" "ac_cv_func_atan2"
+if test "x$ac_cv_func_atan2" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATAN2 1" >>confdefs.h
 
-int
-main ()
-{
+fi
+ac_fn_c_check_func "$LINENO" "atan2f" "ac_cv_func_atan2f"
+if test "x$ac_cv_func_atan2f" = xyes
+then :
+  printf "%s\n" "#define HAVE_ATAN2F 1" >>confdefs.h
 
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+fi
+ac_fn_c_check_func "$LINENO" "ceil" "ac_cv_func_ceil"
+if test "x$ac_cv_func_ceil" = xyes
+then :
+  printf "%s\n" "#define HAVE_CEIL 1" >>confdefs.h
 
+fi
+ac_fn_c_check_func "$LINENO" "ceilf" "ac_cv_func_ceilf"
+if test "x$ac_cv_func_ceilf" = xyes
+then :
+  printf "%s\n" "#define HAVE_CEILF 1" >>confdefs.h
 
-$as_echo "#define HAVE_MPROTECT 1" >>confdefs.h
+fi
+ac_fn_c_check_func "$LINENO" "copysign" "ac_cv_func_copysign"
+if test "x$ac_cv_func_copysign" = xyes
+then :
+  printf "%s\n" "#define HAVE_COPYSIGN 1" >>confdefs.h
 
+fi
+ac_fn_c_check_func "$LINENO" "copysignf" "ac_cv_func_copysignf"
+if test "x$ac_cv_func_copysignf" = xyes
+then :
+  printf "%s\n" "#define HAVE_COPYSIGNF 1" >>confdefs.h
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ac_fn_c_check_func "$LINENO" "cos" "ac_cv_func_cos"
+if test "x$ac_cv_func_cos" = xyes
+then :
+  printf "%s\n" "#define HAVE_COS 1" >>confdefs.h
+
 fi
+ac_fn_c_check_func "$LINENO" "cosf" "ac_cv_func_cosf"
+if test "x$ac_cv_func_cosf" = xyes
+then :
+  printf "%s\n" "#define HAVE_COSF 1" >>confdefs.h
 
-    for ac_func in malloc calloc realloc free getenv setenv putenv unsetenv bsearch qsort abs bcopy memset memcpy memmove wcslen wcslcpy wcslcat _wcsdup wcsdup wcsstr wcscmp wcsncmp wcscasecmp _wcsicmp wcsncasecmp _wcsnicmp strlen strlcpy strlcat _strrev _strupr _strlwr index rindex strchr strrchr strstr strtok_r itoa _ltoa _uitoa _ultoa strtol strtoul _i64toa _ui64toa strtoll strtoull atoi atof strcmp strncmp _stricmp strcasecmp _strnicmp strncasecmp vsscanf vsnprintf fopen64 fseeko fseeko64 sigaction setjmp nanosleep sysconf sysctlbyname getauxval elf_aux_info poll _Exit
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_func "$LINENO" "exp" "ac_cv_func_exp"
+if test "x$ac_cv_func_exp" = xyes
+then :
+  printf "%s\n" "#define HAVE_EXP 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "expf" "ac_cv_func_expf"
+if test "x$ac_cv_func_expf" = xyes
+then :
+  printf "%s\n" "#define HAVE_EXPF 1" >>confdefs.h
 
+fi
+ac_fn_c_check_func "$LINENO" "fabs" "ac_cv_func_fabs"
+if test "x$ac_cv_func_fabs" = xyes
+then :
+  printf "%s\n" "#define HAVE_FABS 1" >>confdefs.h
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pow in -lm" >&5
-$as_echo_n "checking for pow in -lm... " >&6; }
-if ${ac_cv_lib_m_pow+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lm  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+fi
+ac_fn_c_check_func "$LINENO" "fabsf" "ac_cv_func_fabsf"
+if test "x$ac_cv_func_fabsf" = xyes
+then :
+  printf "%s\n" "#define HAVE_FABSF 1" >>confdefs.h
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char pow ();
-int
-main ()
-{
-return pow ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_m_pow=yes
-else
-  ac_cv_lib_m_pow=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
+ac_fn_c_check_func "$LINENO" "floor" "ac_cv_func_floor"
+if test "x$ac_cv_func_floor" = xyes
+then :
+  printf "%s\n" "#define HAVE_FLOOR 1" >>confdefs.h
+
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_pow" >&5
-$as_echo "$ac_cv_lib_m_pow" >&6; }
-if test "x$ac_cv_lib_m_pow" = xyes; then :
-  LIBS="$LIBS -lm"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lm"
+ac_fn_c_check_func "$LINENO" "floorf" "ac_cv_func_floorf"
+if test "x$ac_cv_func_floorf" = xyes
+then :
+  printf "%s\n" "#define HAVE_FLOORF 1" >>confdefs.h
+
 fi
+ac_fn_c_check_func "$LINENO" "trunc" "ac_cv_func_trunc"
+if test "x$ac_cv_func_trunc" = xyes
+then :
+  printf "%s\n" "#define HAVE_TRUNC 1" >>confdefs.h
 
-    for ac_func in acos acosf asin asinf atan atanf atan2 atan2f ceil ceilf copysign copysignf cos cosf exp expf fabs fabsf floor floorf trunc truncf fmod fmodf log logf log10 log10f lround lroundf pow powf round roundf scalbn scalbnf sin sinf sqrt sqrtf tan tanf
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
-  cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
-_ACEOF
+fi
+ac_fn_c_check_func "$LINENO" "truncf" "ac_cv_func_truncf"
+if test "x$ac_cv_func_truncf" = xyes
+then :
+  printf "%s\n" "#define HAVE_TRUNCF 1" >>confdefs.h
 
 fi
-done
+ac_fn_c_check_func "$LINENO" "fmod" "ac_cv_func_fmod"
+if test "x$ac_cv_func_fmod" = xyes
+then :
+  printf "%s\n" "#define HAVE_FMOD 1" >>confdefs.h
 
+fi
+ac_fn_c_check_func "$LINENO" "fmodf" "ac_cv_func_fmodf"
+if test "x$ac_cv_func_fmodf" = xyes
+then :
+  printf "%s\n" "#define HAVE_FMODF 1" >>confdefs.h
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for iconv_open in -liconv" >&5
-$as_echo_n "checking for iconv_open in -liconv... " >&6; }
-if ${ac_cv_lib_iconv_iconv_open+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+fi
+ac_fn_c_check_func "$LINENO" "log" "ac_cv_func_log"
+if test "x$ac_cv_func_log" = xyes
+then :
+  printf "%s\n" "#define HAVE_LOG 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "logf" "ac_cv_func_logf"
+if test "x$ac_cv_func_logf" = xyes
+then :
+  printf "%s\n" "#define HAVE_LOGF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "log10" "ac_cv_func_log10"
+if test "x$ac_cv_func_log10" = xyes
+then :
+  printf "%s\n" "#define HAVE_LOG10 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "log10f" "ac_cv_func_log10f"
+if test "x$ac_cv_func_log10f" = xyes
+then :
+  printf "%s\n" "#define HAVE_LOG10F 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "lround" "ac_cv_func_lround"
+if test "x$ac_cv_func_lround" = xyes
+then :
+  printf "%s\n" "#define HAVE_LROUND 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "lroundf" "ac_cv_func_lroundf"
+if test "x$ac_cv_func_lroundf" = xyes
+then :
+  printf "%s\n" "#define HAVE_LROUNDF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "pow" "ac_cv_func_pow"
+if test "x$ac_cv_func_pow" = xyes
+then :
+  printf "%s\n" "#define HAVE_POW 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "powf" "ac_cv_func_powf"
+if test "x$ac_cv_func_powf" = xyes
+then :
+  printf "%s\n" "#define HAVE_POWF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "round" "ac_cv_func_round"
+if test "x$ac_cv_func_round" = xyes
+then :
+  printf "%s\n" "#define HAVE_ROUND 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "roundf" "ac_cv_func_roundf"
+if test "x$ac_cv_func_roundf" = xyes
+then :
+  printf "%s\n" "#define HAVE_ROUNDF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "scalbn" "ac_cv_func_scalbn"
+if test "x$ac_cv_func_scalbn" = xyes
+then :
+  printf "%s\n" "#define HAVE_SCALBN 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "scalbnf" "ac_cv_func_scalbnf"
+if test "x$ac_cv_func_scalbnf" = xyes
+then :
+  printf "%s\n" "#define HAVE_SCALBNF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sin" "ac_cv_func_sin"
+if test "x$ac_cv_func_sin" = xyes
+then :
+  printf "%s\n" "#define HAVE_SIN 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sinf" "ac_cv_func_sinf"
+if test "x$ac_cv_func_sinf" = xyes
+then :
+  printf "%s\n" "#define HAVE_SINF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sqrt" "ac_cv_func_sqrt"
+if test "x$ac_cv_func_sqrt" = xyes
+then :
+  printf "%s\n" "#define HAVE_SQRT 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "sqrtf" "ac_cv_func_sqrtf"
+if test "x$ac_cv_func_sqrtf" = xyes
+then :
+  printf "%s\n" "#define HAVE_SQRTF 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "tan" "ac_cv_func_tan"
+if test "x$ac_cv_func_tan" = xyes
+then :
+  printf "%s\n" "#define HAVE_TAN 1" >>confdefs.h
+
+fi
+ac_fn_c_check_func "$LINENO" "tanf" "ac_cv_func_tanf"
+if test "x$ac_cv_func_tanf" = xyes
+then :
+  printf "%s\n" "#define HAVE_TANF 1" >>confdefs.h
+
+fi
+
+
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for iconv_open in -liconv" >&5
+printf %s "checking for iconv_open in -liconv... " >&6; }
+if test ${ac_cv_lib_iconv_iconv_open+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-liconv  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -18021,85 +19989,77 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char iconv_open ();
 int
-main ()
+main (void)
 {
 return iconv_open ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_iconv_iconv_open=yes
-else
+else $as_nop
   ac_cv_lib_iconv_iconv_open=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_iconv_iconv_open" >&5
-$as_echo "$ac_cv_lib_iconv_iconv_open" >&6; }
-if test "x$ac_cv_lib_iconv_iconv_open" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_iconv_iconv_open" >&5
+printf "%s\n" "$ac_cv_lib_iconv_iconv_open" >&6; }
+if test "x$ac_cv_lib_iconv_iconv_open" = xyes
+then :
   LIBS="$LIBS -liconv"; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -liconv"
 fi
 
-    for ac_func in iconv
-do :
-  ac_fn_c_check_func "$LINENO" "iconv" "ac_cv_func_iconv"
-if test "x$ac_cv_func_iconv" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_ICONV 1
-_ACEOF
+    ac_fn_c_check_func "$LINENO" "iconv" "ac_cv_func_iconv"
+if test "x$ac_cv_func_iconv" = xyes
+then :
+  printf "%s\n" "#define HAVE_ICONV 1" >>confdefs.h
 
 fi
-done
 
 
     ac_fn_c_check_member "$LINENO" "struct sigaction" "sa_sigaction" "ac_cv_member_struct_sigaction_sa_sigaction" "#include <signal.h>
 "
-if test "x$ac_cv_member_struct_sigaction_sa_sigaction" = xyes; then :
+if test "x$ac_cv_member_struct_sigaction_sa_sigaction" = xyes
+then :
 
-$as_echo "#define HAVE_SA_SIGACTION 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SA_SIGACTION 1" >>confdefs.h
 
 fi
 
 
-    for ac_header in libunwind.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "libunwind.h" "ac_cv_header_libunwind_h" "$ac_includes_default"
-if test "x$ac_cv_header_libunwind_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBUNWIND_H 1
-_ACEOF
+    ac_fn_c_check_header_compile "$LINENO" "libunwind.h" "ac_cv_header_libunwind_h" "$ac_includes_default"
+if test "x$ac_cv_header_libunwind_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_LIBUNWIND_H 1" >>confdefs.h
 
 fi
 
-done
-
 fi
 
 
 # Check whether --enable-gcc-atomics was given.
-if test "${enable_gcc_atomics+set}" = set; then :
+if test ${enable_gcc_atomics+y}
+then :
   enableval=$enable_gcc_atomics;
-else
+else $as_nop
   enable_gcc_atomics=yes
 fi
 
 if test x$enable_gcc_atomics = xyes; then
     have_gcc_atomics=no
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC builtin atomic operations" >&5
-$as_echo_n "checking for GCC builtin atomic operations... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC builtin atomic operations" >&5
+printf %s "checking for GCC builtin atomic operations... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
     int a;
@@ -18114,17 +20074,18 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   have_gcc_atomics=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_atomics" >&5
-$as_echo "$have_gcc_atomics" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_atomics" >&5
+printf "%s\n" "$have_gcc_atomics" >&6; }
 
     if test x$have_gcc_atomics = xyes; then
 
-$as_echo "#define HAVE_GCC_ATOMICS 1" >>confdefs.h
+printf "%s\n" "#define HAVE_GCC_ATOMICS 1" >>confdefs.h
 
     else
         # See if we have the minimum operation needed for GCC atomics
@@ -18132,7 +20093,7 @@ $as_echo "#define HAVE_GCC_ATOMICS 1" >>confdefs.h
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
         int a;
@@ -18143,14 +20104,15 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   have_gcc_sync_lock_test_and_set=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         if test x$have_gcc_sync_lock_test_and_set = xyes; then
 
-$as_echo "#define HAVE_GCC_SYNC_LOCK_TEST_AND_SET 1" >>confdefs.h
+printf "%s\n" "#define HAVE_GCC_SYNC_LOCK_TEST_AND_SET 1" >>confdefs.h
 
         fi
     fi
@@ -18192,261 +20154,280 @@ case "$host" in
 esac
 
 # Check whether --enable-atomic was given.
-if test "${enable_atomic+set}" = set; then :
+if test ${enable_atomic+y}
+then :
   enableval=$enable_atomic;
-else
+else $as_nop
   enable_atomic=$default_atomic
 fi
 
 if test x$enable_atomic != xyes; then
 
-$as_echo "#define SDL_ATOMIC_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_ATOMIC_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} atomic"
 fi
 # Check whether --enable-audio was given.
-if test "${enable_audio+set}" = set; then :
+if test ${enable_audio+y}
+then :
   enableval=$enable_audio;
-else
+else $as_nop
   enable_audio=yes
 fi
 
 if test x$enable_audio != xyes; then
 
-$as_echo "#define SDL_AUDIO_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} audio"
 fi
 # Check whether --enable-video was given.
-if test "${enable_video+set}" = set; then :
+if test ${enable_video+y}
+then :
   enableval=$enable_video;
-else
+else $as_nop
   enable_video=yes
 fi
 
 if test x$enable_video != xyes; then
 
-$as_echo "#define SDL_VIDEO_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} video"
 fi
 # Check whether --enable-render was given.
-if test "${enable_render+set}" = set; then :
+if test ${enable_render+y}
+then :
   enableval=$enable_render;
-else
+else $as_nop
   enable_render=yes
 fi
 
 if test x$enable_render != xyes; then
 
-$as_echo "#define SDL_RENDER_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_RENDER_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} render"
 fi
 # Check whether --enable-events was given.
-if test "${enable_events+set}" = set; then :
+if test ${enable_events+y}
+then :
   enableval=$enable_events;
-else
+else $as_nop
   enable_events=yes
 fi
 
 if test x$enable_events != xyes; then
 
-$as_echo "#define SDL_EVENTS_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_EVENTS_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} events"
 fi
 # Check whether --enable-joystick was given.
-if test "${enable_joystick+set}" = set; then :
+if test ${enable_joystick+y}
+then :
   enableval=$enable_joystick;
-else
+else $as_nop
   enable_joystick=yes
 fi
 
 if test x$enable_joystick != xyes; then
 
-$as_echo "#define SDL_JOYSTICK_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} joystick"
 fi
 # Check whether --enable-haptic was given.
-if test "${enable_haptic+set}" = set; then :
+if test ${enable_haptic+y}
+then :
   enableval=$enable_haptic;
-else
+else $as_nop
   enable_haptic=yes
 fi
 
 if test x$enable_haptic != xyes; then
 
-$as_echo "#define SDL_HAPTIC_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} haptic"
 fi
 # Check whether --enable-hidapi was given.
-if test "${enable_hidapi+set}" = set; then :
+if test ${enable_hidapi+y}
+then :
   enableval=$enable_hidapi;
-else
+else $as_nop
   enable_hidapi=yes
 fi
 
 if test x$enable_hidapi != xyes; then
 
-$as_echo "#define SDL_HIDAPI_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_HIDAPI_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} hidapi"
 fi
 # Check whether --enable-sensor was given.
-if test "${enable_sensor+set}" = set; then :
+if test ${enable_sensor+y}
+then :
   enableval=$enable_sensor;
-else
+else $as_nop
   enable_sensor=yes
 fi
 
 if test x$enable_sensor != xyes; then
 
-$as_echo "#define SDL_SENSOR_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_SENSOR_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} sensor"
 fi
 # Check whether --enable-power was given.
-if test "${enable_power+set}" = set; then :
+if test ${enable_power+y}
+then :
   enableval=$enable_power;
-else
+else $as_nop
   enable_power=yes
 fi
 
 if test x$enable_power != xyes; then
 
-$as_echo "#define SDL_POWER_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} power"
 fi
 # Check whether --enable-filesystem was given.
-if test "${enable_filesystem+set}" = set; then :
+if test ${enable_filesystem+y}
+then :
   enableval=$enable_filesystem;
-else
+else $as_nop
   enable_filesystem=yes
 fi
 
 if test x$enable_filesystem != xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} filesystem"
 fi
 # Check whether --enable-threads was given.
-if test "${enable_threads+set}" = set; then :
+if test ${enable_threads+y}
+then :
   enableval=$enable_threads;
-else
+else $as_nop
   enable_threads=yes
 fi
 
 if test x$enable_threads != xyes; then
 
-$as_echo "#define SDL_THREADS_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREADS_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} threads"
 fi
 # Check whether --enable-timers was given.
-if test "${enable_timers+set}" = set; then :
+if test ${enable_timers+y}
+then :
   enableval=$enable_timers;
-else
+else $as_nop
   enable_timers=yes
 fi
 
 if test x$enable_timers != xyes; then
 
-$as_echo "#define SDL_TIMERS_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMERS_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} timers"
 fi
 # Check whether --enable-file was given.
-if test "${enable_file+set}" = set; then :
+if test ${enable_file+y}
+then :
   enableval=$enable_file;
-else
+else $as_nop
   enable_file=yes
 fi
 
 if test x$enable_file != xyes; then
 
-$as_echo "#define SDL_FILE_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILE_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} file"
 fi
 # Check whether --enable-misc was given.
-if test "${enable_misc+set}" = set; then :
+if test ${enable_misc+y}
+then :
   enableval=$enable_misc;
-else
+else $as_nop
   enable_misc=yes
 fi
 
 if test x$enable_misc != xyes; then
 
-$as_echo "#define SDL_MISC_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_MISC_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} misc"
 fi
 # Check whether --enable-locale was given.
-if test "${enable_locale+set}" = set; then :
+if test ${enable_locale+y}
+then :
   enableval=$enable_locale;
-else
+else $as_nop
   enable_locale=yes
 fi
 
 if test x$enable_locale != xyes; then
 
-$as_echo "#define SDL_LOCALE_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOCALE_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} locale"
 fi
 # Check whether --enable-loadso was given.
-if test "${enable_loadso+set}" = set; then :
+if test ${enable_loadso+y}
+then :
   enableval=$enable_loadso;
-else
+else $as_nop
   enable_loadso=yes
 fi
 
 if test x$enable_loadso != xyes; then
 
-$as_echo "#define SDL_LOADSO_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOADSO_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} loadso"
 fi
 # Check whether --enable-cpuinfo was given.
-if test "${enable_cpuinfo+set}" = set; then :
+if test ${enable_cpuinfo+y}
+then :
   enableval=$enable_cpuinfo;
-else
+else $as_nop
   enable_cpuinfo=yes
 fi
 
 if test x$enable_cpuinfo != xyes; then
 
-$as_echo "#define SDL_CPUINFO_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_CPUINFO_DISABLED 1" >>confdefs.h
 
 else
     SUMMARY_modules="${SUMMARY_modules} cpuinfo"
 fi
 # Check whether --enable-assembly was given.
-if test "${enable_assembly+set}" = set; then :
+if test ${enable_assembly+y}
+then :
   enableval=$enable_assembly;
-else
+else $as_nop
   enable_assembly=yes
 fi
 
@@ -18469,9 +20450,10 @@ if test x$enable_assembly = xyes; then
             ;;
     esac
     # Check whether --enable-ssemath was given.
-if test "${enable_ssemath+set}" = set; then :
+if test ${enable_ssemath+y}
+then :
   enableval=$enable_ssemath;
-else
+else $as_nop
   enable_ssemath=$default_ssemath
 fi
 
@@ -18482,17 +20464,18 @@ fi
     fi
 
     # Check whether --enable-mmx was given.
-if test "${enable_mmx+set}" = set; then :
+if test ${enable_mmx+y}
+then :
   enableval=$enable_mmx;
-else
+else $as_nop
   enable_mmx=yes
 fi
 
     if test x$enable_mmx = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_mmx=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -mmmx option" >&5
-$as_echo_n "checking for GCC -mmmx option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -mmmx option" >&5
+printf %s "checking for GCC -mmmx option... " >&6; }
         mmx_CFLAGS="-mmmx"
         CFLAGS="$save_CFLAGS $mmx_CFLAGS"
 
@@ -18514,19 +20497,20 @@ $as_echo_n "checking for GCC -mmmx option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_mmx=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_mmx" >&5
-$as_echo "$have_gcc_mmx" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_mmx" >&5
+printf "%s\n" "$have_gcc_mmx" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_mmx = xyes; then
@@ -18536,17 +20520,18 @@ $as_echo "$have_gcc_mmx" >&6; }
     fi
 
     # Check whether --enable-3dnow was given.
-if test "${enable_3dnow+set}" = set; then :
+if test ${enable_3dnow+y}
+then :
   enableval=$enable_3dnow;
-else
+else $as_nop
   enable_3dnow=yes
 fi
 
     if test x$enable_3dnow = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_3dnow=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -m3dnow option" >&5
-$as_echo_n "checking for GCC -m3dnow option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -m3dnow option" >&5
+printf %s "checking for GCC -m3dnow option... " >&6; }
         amd3dnow_CFLAGS="-m3dnow"
         CFLAGS="$save_CFLAGS $amd3dnow_CFLAGS"
 
@@ -18559,7 +20544,7 @@ $as_echo_n "checking for GCC -m3dnow option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
         void *p = 0;
@@ -18569,13 +20554,14 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   have_gcc_3dnow=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_3dnow" >&5
-$as_echo "$have_gcc_3dnow" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_3dnow" >&5
+printf "%s\n" "$have_gcc_3dnow" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_3dnow = xyes; then
@@ -18585,17 +20571,18 @@ $as_echo "$have_gcc_3dnow" >&6; }
     fi
 
     # Check whether --enable-sse was given.
-if test "${enable_sse+set}" = set; then :
+if test ${enable_sse+y}
+then :
   enableval=$enable_sse;
-else
+else $as_nop
   enable_sse=yes
 fi
 
     if test x$enable_sse = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_sse=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -msse option" >&5
-$as_echo_n "checking for GCC -msse option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -msse option" >&5
+printf %s "checking for GCC -msse option... " >&6; }
         sse_CFLAGS="-msse"
         CFLAGS="$save_CFLAGS $sse_CFLAGS"
 
@@ -18617,19 +20604,20 @@ $as_echo_n "checking for GCC -msse option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_sse=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse" >&5
-$as_echo "$have_gcc_sse" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse" >&5
+printf "%s\n" "$have_gcc_sse" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_sse = xyes; then
@@ -18639,17 +20627,18 @@ $as_echo "$have_gcc_sse" >&6; }
     fi
 
     # Check whether --enable-sse2 was given.
-if test "${enable_sse2+set}" = set; then :
+if test ${enable_sse2+y}
+then :
   enableval=$enable_sse2;
-else
+else $as_nop
   enable_sse2=$default_ssemath
 fi
 
     if test x$enable_sse2 = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_sse2=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -msse2 option" >&5
-$as_echo_n "checking for GCC -msse2 option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -msse2 option" >&5
+printf %s "checking for GCC -msse2 option... " >&6; }
         sse2_CFLAGS="-msse2"
         CFLAGS="$save_CFLAGS $sse2_CFLAGS"
 
@@ -18671,19 +20660,20 @@ $as_echo_n "checking for GCC -msse2 option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_sse2=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse2" >&5
-$as_echo "$have_gcc_sse2" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse2" >&5
+printf "%s\n" "$have_gcc_sse2" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_sse2 = xyes; then
@@ -18693,17 +20683,18 @@ $as_echo "$have_gcc_sse2" >&6; }
     fi
 
     # Check whether --enable-sse3 was given.
-if test "${enable_sse3+set}" = set; then :
+if test ${enable_sse3+y}
+then :
   enableval=$enable_sse3;
-else
+else $as_nop
   enable_sse3=$default_ssemath
 fi
 
     if test x$enable_sse3 = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_sse3=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -msse3 option" >&5
-$as_echo_n "checking for GCC -msse3 option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -msse3 option" >&5
+printf %s "checking for GCC -msse3 option... " >&6; }
         sse3_CFLAGS="-msse3"
         CFLAGS="$save_CFLAGS $sse3_CFLAGS"
 
@@ -18725,19 +20716,20 @@ $as_echo_n "checking for GCC -msse3 option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_sse3=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse3" >&5
-$as_echo "$have_gcc_sse3" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_sse3" >&5
+printf "%s\n" "$have_gcc_sse3" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_sse3 = xyes; then
@@ -18746,37 +20738,39 @@ $as_echo "$have_gcc_sse3" >&6; }
         fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for immintrin.h" >&5
-$as_echo_n "checking for immintrin.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for immintrin.h" >&5
+printf %s "checking for immintrin.h... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <immintrin.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_immintrin_h_hdr=yes
-else
+else $as_nop
   have_immintrin_h_hdr=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_immintrin_h_hdr" >&5
-$as_echo "$have_immintrin_h_hdr" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_immintrin_h_hdr" >&5
+printf "%s\n" "$have_immintrin_h_hdr" >&6; }
     if test x$have_immintrin_h_hdr = xyes; then
 
-$as_echo "#define HAVE_IMMINTRIN_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_IMMINTRIN_H 1" >>confdefs.h
 
     fi
 
     # Check whether --enable-altivec was given.
-if test "${enable_altivec+set}" = set; then :
+if test ${enable_altivec+y}
+then :
   enableval=$enable_altivec;
-else
+else $as_nop
   enable_altivec=yes
 fi
 
@@ -18787,8 +20781,8 @@ fi
         altivec_CFLAGS="-maltivec"
         CFLAGS="$save_CFLAGS $altivec_CFLAGS"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC altivec.h and -maltivec option" >&5
-$as_echo_n "checking for Altivec with GCC altivec.h and -maltivec option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC altivec.h and -maltivec option" >&5
+printf %s "checking for Altivec with GCC altivec.h and -maltivec option... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -18798,26 +20792,27 @@ $as_echo_n "checking for Altivec with GCC altivec.h and -maltivec option... " >&
         }
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
         have_gcc_altivec=yes
         have_altivec_h_hdr=yes
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
-$as_echo "$have_gcc_altivec" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
+printf "%s\n" "$have_gcc_altivec" >&6; }
 
         if test x$have_gcc_altivec = xno; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC -maltivec option" >&5
-$as_echo_n "checking for Altivec with GCC -maltivec option... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC -maltivec option" >&5
+printf %s "checking for Altivec with GCC -maltivec option... " >&6; }
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -18826,24 +20821,25 @@ $as_echo_n "checking for Altivec with GCC -maltivec option... " >&6; }
             }
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_altivec=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
-$as_echo "$have_gcc_altivec" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
+printf "%s\n" "$have_gcc_altivec" >&6; }
         fi
 
         if test x$have_gcc_altivec = xno; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC altivec.h and -faltivec option" >&5
-$as_echo_n "checking for Altivec with GCC altivec.h and -faltivec option... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC altivec.h and -faltivec option" >&5
+printf %s "checking for Altivec with GCC altivec.h and -faltivec option... " >&6; }
             altivec_CFLAGS="-faltivec"
             CFLAGS="$save_CFLAGS $altivec_CFLAGS"
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -18855,27 +20851,28 @@ $as_echo_n "checking for Altivec with GCC altivec.h and -faltivec option... " >&
             }
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
             have_gcc_altivec=yes
             have_altivec_h_hdr=yes
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
-$as_echo "$have_gcc_altivec" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
+printf "%s\n" "$have_gcc_altivec" >&6; }
         fi
 
         if test x$have_gcc_altivec = xno; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC -faltivec option" >&5
-$as_echo_n "checking for Altivec with GCC -faltivec option... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Altivec with GCC -faltivec option" >&5
+printf %s "checking for Altivec with GCC -faltivec option... " >&6; }
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -18884,29 +20881,30 @@ $as_echo_n "checking for Altivec with GCC -faltivec option... " >&6; }
             }
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_altivec=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
-$as_echo "$have_gcc_altivec" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_altivec" >&5
+printf "%s\n" "$have_gcc_altivec" >&6; }
         fi
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_altivec = xyes; then
 
-$as_echo "#define SDL_ALTIVEC_BLITTERS 1" >>confdefs.h
+printf "%s\n" "#define SDL_ALTIVEC_BLITTERS 1" >>confdefs.h
 
             if test x$have_altivec_h_hdr = xyes; then
 
-$as_echo "#define HAVE_ALTIVEC_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_ALTIVEC_H 1" >>confdefs.h
 
             fi
             EXTRA_CFLAGS="$EXTRA_CFLAGS $altivec_CFLAGS"
@@ -18916,17 +20914,18 @@ $as_echo "#define HAVE_ALTIVEC_H 1" >>confdefs.h
 fi
 
     # Check whether --enable-lsx was given.
-if test "${enable_lsx+set}" = set; then :
+if test ${enable_lsx+y}
+then :
   enableval=$enable_lsx;
-else
+else $as_nop
   enable_lsx=yes
 fi
 
     if test x$enable_lsx = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_lsx=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -mlsx option" >&5
-$as_echo_n "checking for GCC -mlsx option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -mlsx option" >&5
+printf %s "checking for GCC -mlsx option... " >&6; }
         lsx_CFLAGS="-mlsx"
         CFLAGS="$save_CFLAGS $lsx_CFLAGS"
 
@@ -18938,19 +20937,20 @@ $as_echo_n "checking for GCC -mlsx option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_lsx=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_lsx" >&5
-$as_echo "$have_gcc_lsx" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_lsx" >&5
+printf "%s\n" "$have_gcc_lsx" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_lsx = xyes; then
@@ -18959,45 +20959,47 @@ $as_echo "$have_gcc_lsx" >&6; }
         fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lsxintrin.h" >&5
-$as_echo_n "checking for lsxintrin.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lsxintrin.h" >&5
+printf %s "checking for lsxintrin.h... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <lsxintrin.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_lsxintrin_h_hdr=yes
-else
+else $as_nop
   have_lsxintrin_h_hdr=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_lsxintrin_h_hdr" >&5
-$as_echo "$have_lsxintrin_h_hdr" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_lsxintrin_h_hdr" >&5
+printf "%s\n" "$have_lsxintrin_h_hdr" >&6; }
     if test x$have_lsxintrin_h_hdr = xyes; then
 
-$as_echo "#define HAVE_LSXINTRIN_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LSXINTRIN_H 1" >>confdefs.h
 
     fi
 
     # Check whether --enable-lasx was given.
-if test "${enable_lasx+set}" = set; then :
+if test ${enable_lasx+y}
+then :
   enableval=$enable_lasx;
-else
+else $as_nop
   enable_LASX=yes
 fi
 
     if test x$enable_LASX = xyes; then
         save_CFLAGS="$CFLAGS"
         have_gcc_lasx=no
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -mlasx option" >&5
-$as_echo_n "checking for GCC -mlasx option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -mlasx option" >&5
+printf %s "checking for GCC -mlasx option... " >&6; }
         lasx_CFLAGS="-mlasx"
         CFLAGS="$save_CFLAGS $lasx_CFLAGS"
 
@@ -19009,19 +21011,20 @@ $as_echo_n "checking for GCC -mlasx option... " >&6; }
         #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_lasx=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_lasx" >&5
-$as_echo "$have_gcc_lasx" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_lasx" >&5
+printf "%s\n" "$have_gcc_lasx" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_gcc_lasx = xyes; then
@@ -19030,39 +21033,41 @@ $as_echo "$have_gcc_lasx" >&6; }
         fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for lasxintrin.h" >&5
-$as_echo_n "checking for lasxintrin.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for lasxintrin.h" >&5
+printf %s "checking for lasxintrin.h... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <lasxintrin.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_lasxintrin_h_hdr=yes
-else
+else $as_nop
   have_lasxintrin_h_hdr=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_lasxintrin_h_hdr" >&5
-$as_echo "$have_lasxintrin_h_hdr" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_lasxintrin_h_hdr" >&5
+printf "%s\n" "$have_lasxintrin_h_hdr" >&6; }
     if test x$have_lasxintrin_h_hdr = xyes; then
 
-$as_echo "#define HAVE_LASXINTRIN_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LASXINTRIN_H 1" >>confdefs.h
 
     fi
 
 CheckOSS()
 {
     # Check whether --enable-oss was given.
-if test "${enable_oss+set}" = set; then :
+if test ${enable_oss+y}
+then :
   enableval=$enable_oss;
-else
+else $as_nop
   enable_oss=maybe
 fi
 
@@ -19079,8 +21084,8 @@ fi
     fi
 
     if test x$enable_audio = xyes -a x$enable_oss = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OSS audio support" >&5
-$as_echo_n "checking for OSS audio support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OSS audio support" >&5
+printf %s "checking for OSS audio support... " >&6; }
         have_oss=no
         if test x$have_oss != xyes; then
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -19089,7 +21094,7 @@ $as_echo_n "checking for OSS audio support... " >&6; }
               #include <sys/soundcard.h>
 
 int
-main ()
+main (void)
 {
 
               int arg = SNDCTL_DSP_SETFRAGMENT;
@@ -19098,10 +21103,11 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_oss=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
         fi
         if test x$have_oss != xyes; then
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -19110,7 +21116,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
               #include <soundcard.h>
 
 int
-main ()
+main (void)
 {
 
               int arg = SNDCTL_DSP_SETFRAGMENT;
@@ -19119,22 +21125,23 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
             have_oss=yes
 
-$as_echo "#define SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_OSS_SOUNDCARD_H 1" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
         fi
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_oss" >&5
-$as_echo "$have_oss" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_oss" >&5
+printf "%s\n" "$have_oss" >&6; }
         if test x$have_oss = xyes; then
             SUMMARY_audio="${SUMMARY_audio} oss"
 
-$as_echo "#define SDL_AUDIO_DRIVER_OSS 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_OSS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/dsp/*.c"
             have_audio=yes
@@ -19151,9 +21158,10 @@ $as_echo "#define SDL_AUDIO_DRIVER_OSS 1" >>confdefs.h
 CheckALSA()
 {
     # Check whether --enable-alsa was given.
-if test "${enable_alsa+set}" = set; then :
+if test ${enable_alsa+y}
+then :
   enableval=$enable_alsa;
-else
+else $as_nop
   enable_alsa=yes
 fi
 
@@ -19165,41 +21173,44 @@ alsa_found=yes
 
 
 # Check whether --with-alsa-prefix was given.
-if test "${with_alsa_prefix+set}" = set; then :
+if test ${with_alsa_prefix+y}
+then :
   withval=$with_alsa_prefix; alsa_prefix="$withval"
-else
+else $as_nop
   alsa_prefix=""
 fi
 
 
 
 # Check whether --with-alsa-inc-prefix was given.
-if test "${with_alsa_inc_prefix+set}" = set; then :
+if test ${with_alsa_inc_prefix+y}
+then :
   withval=$with_alsa_inc_prefix; alsa_inc_prefix="$withval"
-else
+else $as_nop
   alsa_inc_prefix=""
 fi
 
 
 # Check whether --enable-alsatest was given.
-if test "${enable_alsatest+set}" = set; then :
+if test ${enable_alsatest+y}
+then :
   enableval=$enable_alsatest; enable_alsatest="$enableval"
-else
+else $as_nop
   enable_alsatest=yes
 fi
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ALSA CFLAGS" >&5
-$as_echo_n "checking for ALSA CFLAGS... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ALSA CFLAGS" >&5
+printf %s "checking for ALSA CFLAGS... " >&6; }
 if test "$alsa_inc_prefix" != "" ; then
 	ALSA_CFLAGS="$ALSA_CFLAGS -I$alsa_inc_prefix"
 	CFLAGS="$CFLAGS -I$alsa_inc_prefix"
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ALSA_CFLAGS" >&5
-$as_echo "$ALSA_CFLAGS" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ALSA_CFLAGS" >&5
+printf "%s\n" "$ALSA_CFLAGS" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ALSA LDFLAGS" >&5
-$as_echo_n "checking for ALSA LDFLAGS... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ALSA LDFLAGS" >&5
+printf %s "checking for ALSA LDFLAGS... " >&6; }
 if test "$alsa_prefix" != "" ; then
 	ALSA_LIBS="$ALSA_LIBS -L$alsa_prefix"
 	LDFLAGS="$LDFLAGS $ALSA_LIBS"
@@ -19211,12 +21222,12 @@ LIBS=`echo $LIBS | sed 's/-ldl//'`
 LIBS=`echo $LIBS | sed 's/-lpthread//'`
 LIBS=`echo $LIBS | sed 's/  //'`
 LIBS="$ALSA_LIBS $LIBS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ALSA_LIBS" >&5
-$as_echo "$ALSA_LIBS" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ALSA_LIBS" >&5
+printf "%s\n" "$ALSA_LIBS" >&6; }
 
 min_alsa_version=1.0.11
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libasound headers version >= $min_alsa_version" >&5
-$as_echo_n "checking for libasound headers version >= $min_alsa_version... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libasound headers version >= $min_alsa_version" >&5
+printf %s "checking for libasound headers version >= $min_alsa_version... " >&6; }
 no_alsa=""
     alsa_min_major_version=`echo $min_alsa_version | \
            sed 's/\([0-9]*\).\([0-9]*\).\([0-9]*\)/\1/'`
@@ -19237,7 +21248,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 #include <alsa/asoundlib.h>
 
 int
-main ()
+main (void)
 {
 
 /* ensure backward compatibility */
@@ -19276,17 +21287,18 @@ exit(0);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: found." >&5
-$as_echo "found." >&6; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: not present." >&5
-$as_echo "not present." >&6; }
+if ac_fn_c_try_compile "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: found." >&5
+printf "%s\n" "found." >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: not present." >&5
+printf "%s\n" "not present." >&6; }
 
    alsa_found=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -19295,11 +21307,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 if test "x$enable_alsatest" = "xyes"; then
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for snd_ctl_open in -lasound" >&5
-$as_echo_n "checking for snd_ctl_open in -lasound... " >&6; }
-if ${ac_cv_lib_asound_snd_ctl_open+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for snd_ctl_open in -lasound" >&5
+printf %s "checking for snd_ctl_open in -lasound... " >&6; }
+if test ${ac_cv_lib_asound_snd_ctl_open+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lasound  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -19308,37 +21321,34 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char snd_ctl_open ();
 int
-main ()
+main (void)
 {
 return snd_ctl_open ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_asound_snd_ctl_open=yes
-else
+else $as_nop
   ac_cv_lib_asound_snd_ctl_open=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_asound_snd_ctl_open" >&5
-$as_echo "$ac_cv_lib_asound_snd_ctl_open" >&6; }
-if test "x$ac_cv_lib_asound_snd_ctl_open" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBASOUND 1
-_ACEOF
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_asound_snd_ctl_open" >&5
+printf "%s\n" "$ac_cv_lib_asound_snd_ctl_open" >&6; }
+if test "x$ac_cv_lib_asound_snd_ctl_open" = xyes
+then :
+  printf "%s\n" "#define HAVE_LIBASOUND 1" >>confdefs.h
 
   LIBS="-lasound $LIBS"
 
-else
+else $as_nop
 
 	 alsa_found=no
 
@@ -19370,31 +21380,30 @@ fi
         LIBS="$alsa_save_LIBS"
         if test x$have_alsa = xyes; then
             # Check whether --enable-alsa-shared was given.
-if test "${enable_alsa_shared+set}" = set; then :
+if test ${enable_alsa_shared+y}
+then :
   enableval=$enable_alsa_shared;
-else
+else $as_nop
   enable_alsa_shared=yes
 fi
 
             alsa_lib=`find_lib "libasound.so.*" "$ALSA_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_ALSA 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ALSA 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/alsa/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $ALSA_CFLAGS"
             if test x$have_loadso != xyes && \
                test x$enable_alsa_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ALSA loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ALSA loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ALSA loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ALSA loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_alsa_shared = xyes && test x$alsa_lib != x; then
                 echo "-- dynamic libasound -> $alsa_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_ALSA_DYNAMIC "$alsa_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ALSA_DYNAMIC \"$alsa_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} alsa(dynamic)"
             else
@@ -19409,26 +21418,27 @@ _ACEOF
 CheckJACK()
 {
     # Check whether --enable-jack was given.
-if test "${enable_jack+set}" = set; then :
+if test ${enable_jack+y}
+then :
   enableval=$enable_jack;
-else
+else $as_nop
   enable_jack=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_jack = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for jack >= 0.125" >&5
-$as_echo_n "checking for jack >= 0.125... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for jack >= 0.125" >&5
+printf %s "checking for jack >= 0.125... " >&6; }
 
 if test -n "$JACK_CFLAGS"; then
     pkg_cv_JACK_CFLAGS="$JACK_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"jack >= 0.125\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"jack >= 0.125\""; } >&5
   ($PKG_CONFIG --exists --print-errors "jack >= 0.125") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_JACK_CFLAGS=`$PKG_CONFIG --cflags "jack >= 0.125" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19442,10 +21452,10 @@ if test -n "$JACK_LIBS"; then
     pkg_cv_JACK_LIBS="$JACK_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"jack >= 0.125\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"jack >= 0.125\""; } >&5
   ($PKG_CONFIG --exists --print-errors "jack >= 0.125") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_JACK_LIBS=`$PKG_CONFIG --libs "jack >= 0.125" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19459,8 +21469,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -19477,44 +21487,43 @@ fi
 
 	audio_jack=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	audio_jack=no
 else
 	JACK_CFLAGS=$pkg_cv_JACK_CFLAGS
 	JACK_LIBS=$pkg_cv_JACK_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	audio_jack=yes
 fi
 
         if test x$audio_jack = xyes; then
             # Check whether --enable-jack-shared was given.
-if test "${enable_jack_shared+set}" = set; then :
+if test ${enable_jack_shared+y}
+then :
   enableval=$enable_jack_shared;
-else
+else $as_nop
   enable_jack_shared=yes
 fi
 
             jack_lib=`find_lib "libjack.so.*" "$JACK_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_JACK 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_JACK 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/jack/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $JACK_CFLAGS"
             if test x$have_loadso != xyes && \
                test x$enable_jack_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic JACK audio loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic JACK audio loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic JACK audio loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic JACK audio loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_jack_shared = xyes && test x$jack_lib != x; then
                 echo "-- dynamic libjack -> $jack_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_JACK_DYNAMIC "$jack_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_JACK_DYNAMIC \"$jack_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} jack(dynamic)"
 
@@ -19537,33 +21546,37 @@ _ACEOF
 CheckESD()
 {
     # Check whether --enable-esd was given.
-if test "${enable_esd+set}" = set; then :
+if test ${enable_esd+y}
+then :
   enableval=$enable_esd;
-else
+else $as_nop
   enable_esd=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_esd = xyes; then
 
 # Check whether --with-esd-prefix was given.
-if test "${with_esd_prefix+set}" = set; then :
+if test ${with_esd_prefix+y}
+then :
   withval=$with_esd_prefix; esd_prefix="$withval"
-else
+else $as_nop
   esd_prefix=""
 fi
 
 
 # Check whether --with-esd-exec-prefix was given.
-if test "${with_esd_exec_prefix+set}" = set; then :
+if test ${with_esd_exec_prefix+y}
+then :
   withval=$with_esd_exec_prefix; esd_exec_prefix="$withval"
-else
+else $as_nop
   esd_exec_prefix=""
 fi
 
 # Check whether --enable-esdtest was given.
-if test "${enable_esdtest+set}" = set; then :
+if test ${enable_esdtest+y}
+then :
   enableval=$enable_esdtest;
-else
+else $as_nop
   enable_esdtest=yes
 fi
 
@@ -19583,11 +21596,12 @@ fi
 
   # Extract the first word of "esd-config", so it can be a program name with args.
 set dummy esd-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ESD_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_ESD_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $ESD_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_ESD_CONFIG="$ESD_CONFIG" # Let the user override the test with a path.
@@ -19597,11 +21611,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_ESD_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_ESD_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -19614,17 +21632,17 @@ esac
 fi
 ESD_CONFIG=$ac_cv_path_ESD_CONFIG
 if test -n "$ESD_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ESD_CONFIG" >&5
-$as_echo "$ESD_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ESD_CONFIG" >&5
+printf "%s\n" "$ESD_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
   min_esd_version=0.2.8
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ESD - version >= $min_esd_version" >&5
-$as_echo_n "checking for ESD - version >= $min_esd_version... " >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ESD - version >= $min_esd_version" >&5
+printf %s "checking for ESD - version >= $min_esd_version... " >&6; }
   no_esd=""
   if test "$ESD_CONFIG" = "no" ; then
     no_esd=yes
@@ -19650,9 +21668,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
       CFLAGS="$CFLAGS $ESD_CFLAGS"
       LIBS="$LIBS $ESD_LIBS"
       rm -f conf.esdtest
-      if test "$cross_compiling" = yes; then :
+      if test "$cross_compiling" = yes
+then :
   echo $ac_n "cross compiling; assumed OK... $ac_c"
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -19691,9 +21710,10 @@ int main (void)
 }
 
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
 
-else
+else $as_nop
   no_esd=yes
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -19711,12 +21731,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
      fi
   fi
   if test "x$no_esd" = x ; then
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
      have_esd=yes
   else
-     { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+     { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
      if test "$ESD_CONFIG" = "no" ; then
        echo "*** The esd-config script installed by ESD could not be found"
        echo "*** If ESD was installed in PREFIX, make sure PREFIX/bin is in"
@@ -19742,14 +21762,15 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 #include <esd.h>
 
 int
-main ()
+main (void)
 {
  return 0;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
    echo "*** The test program compiled, but did not run. This usually means"
           echo "*** that the run-time linker is not finding ESD or finding the wrong"
           echo "*** version of ESD. If it is not finding ESD, you'll need to set your"
@@ -19759,13 +21780,13 @@ if ac_fn_c_try_link "$LINENO"; then :
 	  echo "***"
           echo "*** If you have an old version installed, it is best to remove it, although"
           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
-else
+else $as_nop
    echo "*** The test program failed to compile or link. See the file config.log for the"
           echo "*** exact error that occured. This usually means ESD was incorrectly installed"
           echo "*** or that you have moved ESD since it was installed. In the latter case, you"
           echo "*** may want to edit the esd-config script: $ESD_CONFIG"
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
           CFLAGS="$ac_save_CFLAGS"
           LIBS="$ac_save_LIBS"
@@ -19787,31 +21808,30 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
         if test x$have_esd = xyes; then
             # Check whether --enable-esd-shared was given.
-if test "${enable_esd_shared+set}" = set; then :
+if test ${enable_esd_shared+y}
+then :
   enableval=$enable_esd_shared;
-else
+else $as_nop
   enable_esd_shared=yes
 fi
 
             esd_lib=`find_lib "libesd.so.*" "$ESD_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_ESD 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ESD 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/esd/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $ESD_CFLAGS"
             if test x$have_loadso != xyes && \
                test x$enable_esd_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ESD loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ESD loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ESD loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ESD loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_esd_shared = xyes && test x$esd_lib != x; then
                 echo "-- dynamic libesd -> $esd_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_ESD_DYNAMIC "$esd_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ESD_DYNAMIC \"$esd_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} esd(dynamic)"
             else
@@ -19826,26 +21846,27 @@ _ACEOF
 CheckPipewire()
 {
     # Check whether --enable-pipewire was given.
-if test "${enable_pipewire+set}" = set; then :
+if test ${enable_pipewire+y}
+then :
   enableval=$enable_pipewire;
-else
+else $as_nop
   enable_pipewire=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_pipewire = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libpipewire-0.3 >= 0.3.20" >&5
-$as_echo_n "checking for libpipewire-0.3 >= 0.3.20... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libpipewire-0.3 >= 0.3.20" >&5
+printf %s "checking for libpipewire-0.3 >= 0.3.20... " >&6; }
 
 if test -n "$PIPEWIRE_CFLAGS"; then
     pkg_cv_PIPEWIRE_CFLAGS="$PIPEWIRE_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpipewire-0.3 >= 0.3.20\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpipewire-0.3 >= 0.3.20\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libpipewire-0.3 >= 0.3.20") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_PIPEWIRE_CFLAGS=`$PKG_CONFIG --cflags "libpipewire-0.3 >= 0.3.20" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19859,10 +21880,10 @@ if test -n "$PIPEWIRE_LIBS"; then
     pkg_cv_PIPEWIRE_LIBS="$PIPEWIRE_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpipewire-0.3 >= 0.3.20\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpipewire-0.3 >= 0.3.20\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libpipewire-0.3 >= 0.3.20") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_PIPEWIRE_LIBS=`$PKG_CONFIG --libs "libpipewire-0.3 >= 0.3.20" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19876,8 +21897,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -19894,44 +21915,43 @@ fi
 
 	audio_pipewire=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	audio_pipewire=no
 else
 	PIPEWIRE_CFLAGS=$pkg_cv_PIPEWIRE_CFLAGS
 	PIPEWIRE_LIBS=$pkg_cv_PIPEWIRE_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	audio_pipewire=yes
 fi
 
         if test x$audio_pipewire = xyes; then
             # Check whether --enable-pipewire-shared was given.
-if test "${enable_pipewire_shared+set}" = set; then :
+if test ${enable_pipewire_shared+y}
+then :
   enableval=$enable_pipewire_shared;
-else
+else $as_nop
   enable_pipewire_shared=yes
 fi
 
             pipewire_lib=`find_lib "libpipewire-0.3.so.*" "$PIPEWIRE_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_PIPEWIRE 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_PIPEWIRE 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/pipewire/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $PIPEWIRE_CFLAGS"
             if test x$have_loadso != xyes && \
                test x$enable_pipewire_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic Pipewire loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic Pipewire loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic Pipewire loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic Pipewire loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_pipewire_shared = xyes && test x$pipewire_lib != x; then
                 echo "-- dynamic libpipewire-0.3 -> $pipewire_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC "$pipewire_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_PIPEWIRE_DYNAMIC \"$pipewire_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} pipewire(dynamic)"
             else
@@ -19946,26 +21966,27 @@ _ACEOF
 CheckPulseAudio()
 {
     # Check whether --enable-pulseaudio was given.
-if test "${enable_pulseaudio+set}" = set; then :
+if test ${enable_pulseaudio+y}
+then :
   enableval=$enable_pulseaudio;
-else
+else $as_nop
   enable_pulseaudio=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_pulseaudio = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libpulse-simple >= 0.9" >&5
-$as_echo_n "checking for libpulse-simple >= 0.9... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libpulse-simple >= 0.9" >&5
+printf %s "checking for libpulse-simple >= 0.9... " >&6; }
 
 if test -n "$PULSEAUDIO_CFLAGS"; then
     pkg_cv_PULSEAUDIO_CFLAGS="$PULSEAUDIO_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpulse-simple >= 0.9\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpulse-simple >= 0.9\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libpulse-simple >= 0.9") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_PULSEAUDIO_CFLAGS=`$PKG_CONFIG --cflags "libpulse-simple >= 0.9" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19979,10 +22000,10 @@ if test -n "$PULSEAUDIO_LIBS"; then
     pkg_cv_PULSEAUDIO_LIBS="$PULSEAUDIO_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpulse-simple >= 0.9\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpulse-simple >= 0.9\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libpulse-simple >= 0.9") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_PULSEAUDIO_LIBS=`$PKG_CONFIG --libs "libpulse-simple >= 0.9" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -19996,8 +22017,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -20014,44 +22035,43 @@ fi
 
 	audio_pulseaudio=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	audio_pulseaudio=no
 else
 	PULSEAUDIO_CFLAGS=$pkg_cv_PULSEAUDIO_CFLAGS
 	PULSEAUDIO_LIBS=$pkg_cv_PULSEAUDIO_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	audio_pulseaudio=yes
 fi
 
         if test x$audio_pulseaudio = xyes; then
             # Check whether --enable-pulseaudio-shared was given.
-if test "${enable_pulseaudio_shared+set}" = set; then :
+if test ${enable_pulseaudio_shared+y}
+then :
   enableval=$enable_pulseaudio_shared;
-else
+else $as_nop
   enable_pulseaudio_shared=yes
 fi
 
             pulseaudio_lib=`find_lib "libpulse-simple.so.*" "$PULSEAUDIO_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_PULSEAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_PULSEAUDIO 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/pulseaudio/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $PULSEAUDIO_CFLAGS"
             if test x$have_loadso != xyes && \
                test x$enable_pulseaudio_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic PulseAudio loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic PulseAudio loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic PulseAudio loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic PulseAudio loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_pulseaudio_shared = xyes && test x$pulseaudio_lib != x; then
                 echo "-- dynamic libpulse-simple -> $pulseaudio_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC "$pulseaudio_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_PULSEAUDIO_DYNAMIC \"$pulseaudio_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} pulse(dynamic)"
 
@@ -20074,20 +22094,22 @@ _ACEOF
 CheckARTSC()
 {
     # Check whether --enable-arts was given.
-if test "${enable_arts+set}" = set; then :
+if test ${enable_arts+y}
+then :
   enableval=$enable_arts;
-else
+else $as_nop
   enable_arts=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_arts = xyes; then
         # Extract the first word of "artsc-config", so it can be a program name with args.
 set dummy artsc-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ARTSCONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_ARTSCONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $ARTSCONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_ARTSCONFIG="$ARTSCONFIG" # Let the user override the test with a path.
@@ -20097,11 +22119,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_ARTSCONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_ARTSCONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -20113,11 +22139,11 @@ esac
 fi
 ARTSCONFIG=$ac_cv_path_ARTSCONFIG
 if test -n "$ARTSCONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ARTSCONFIG" >&5
-$as_echo "$ARTSCONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ARTSCONFIG" >&5
+printf "%s\n" "$ARTSCONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -20126,8 +22152,8 @@ fi
         else
             ARTS_CFLAGS=`$ARTSCONFIG --cflags`
             ARTS_LIBS=`$ARTSCONFIG --libs`
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for aRts development environment" >&5
-$as_echo_n "checking for aRts development environment... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for aRts development environment" >&5
+printf %s "checking for aRts development environment... " >&6; }
             audio_arts=no
             save_CFLAGS="$CFLAGS"
             CFLAGS="$CFLAGS $ARTS_CFLAGS"
@@ -20137,7 +22163,7 @@ $as_echo_n "checking for aRts development environment... " >&6; }
              #include <artsc.h>
 
 int
-main ()
+main (void)
 {
 
              arts_stream_t stream;
@@ -20146,40 +22172,40 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   audio_arts=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
             CFLAGS="$save_CFLAGS"
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $audio_arts" >&5
-$as_echo "$audio_arts" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $audio_arts" >&5
+printf "%s\n" "$audio_arts" >&6; }
             if test x$audio_arts = xyes; then
                 # Check whether --enable-arts-shared was given.
-if test "${enable_arts_shared+set}" = set; then :
+if test ${enable_arts_shared+y}
+then :
   enableval=$enable_arts_shared;
-else
+else $as_nop
   enable_arts_shared=yes
 fi
 
                 arts_lib=`find_lib "libartsc.so.*" "$ARTS_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_ARTS 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ARTS 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/arts/*.c"
                 EXTRA_CFLAGS="$EXTRA_CFLAGS $ARTS_CFLAGS"
                 if test x$have_loadso != xyes && \
                    test x$enable_arts_shared = xyes; then
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ARTS loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ARTS loading" >&2;}
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic ARTS loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic ARTS loading" >&2;}
                 fi
                 if test x$have_loadso = xyes && \
                    test x$enable_arts_shared = xyes && test x$arts_lib != x; then
                     echo "-- dynamic libartsc -> $arts_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_ARTS_DYNAMIC "$arts_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ARTS_DYNAMIC \"$arts_lib\"" >>confdefs.h
 
                     SUMMARY_audio="${SUMMARY_audio} arts(dynamic)"
                 else
@@ -20195,24 +22221,26 @@ _ACEOF
 CheckNAS()
 {
     # Check whether --enable-nas was given.
-if test "${enable_nas+set}" = set; then :
+if test ${enable_nas+y}
+then :
   enableval=$enable_nas;
-else
+else $as_nop
   enable_nas=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_nas = xyes; then
-        ac_fn_c_check_header_mongrel "$LINENO" "audio/audiolib.h" "ac_cv_header_audio_audiolib_h" "$ac_includes_default"
-if test "x$ac_cv_header_audio_audiolib_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "audio/audiolib.h" "ac_cv_header_audio_audiolib_h" "$ac_includes_default"
+if test "x$ac_cv_header_audio_audiolib_h" = xyes
+then :
   have_nas_hdr=yes
 fi
 
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for AuOpenServer in -laudio" >&5
-$as_echo_n "checking for AuOpenServer in -laudio... " >&6; }
-if ${ac_cv_lib_audio_AuOpenServer+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for AuOpenServer in -laudio" >&5
+printf %s "checking for AuOpenServer in -laudio... " >&6; }
+if test ${ac_cv_lib_audio_AuOpenServer+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-laudio  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -20221,36 +22249,35 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char AuOpenServer ();
 int
-main ()
+main (void)
 {
 return AuOpenServer ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_audio_AuOpenServer=yes
-else
+else $as_nop
   ac_cv_lib_audio_AuOpenServer=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_audio_AuOpenServer" >&5
-$as_echo "$ac_cv_lib_audio_AuOpenServer" >&6; }
-if test "x$ac_cv_lib_audio_AuOpenServer" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_audio_AuOpenServer" >&5
+printf "%s\n" "$ac_cv_lib_audio_AuOpenServer" >&6; }
+if test "x$ac_cv_lib_audio_AuOpenServer" = xyes
+then :
   have_nas_lib=yes
 fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for NAS audio support" >&5
-$as_echo_n "checking for NAS audio support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for NAS audio support" >&5
+printf %s "checking for NAS audio support... " >&6; }
         have_nas=no
 
         if test x$have_nas_hdr = xyes -a x$have_nas_lib = xyes; then
@@ -20264,14 +22291,15 @@ $as_echo_n "checking for NAS audio support... " >&6; }
 
         fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_nas" >&5
-$as_echo "$have_nas" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_nas" >&5
+printf "%s\n" "$have_nas" >&6; }
 
         if test x$have_nas = xyes; then
             # Check whether --enable-nas-shared was given.
-if test "${enable_nas_shared+set}" = set; then :
+if test ${enable_nas_shared+y}
+then :
   enableval=$enable_nas_shared;
-else
+else $as_nop
   enable_nas_shared=yes
 fi
 
@@ -20279,16 +22307,14 @@ fi
 
             if test x$have_loadso != xyes && \
                test x$enable_nas_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic NAS loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic NAS loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic NAS loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic NAS loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_nas_shared = xyes && test x$nas_lib != x; then
                 echo "-- dynamic libaudio -> $nas_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_NAS_DYNAMIC "$nas_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_NAS_DYNAMIC \"$nas_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} nas(dynamic)"
             else
@@ -20297,7 +22323,7 @@ _ACEOF
             fi
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_NAS 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_NAS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/nas/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $NAS_CFLAGS"
@@ -20309,24 +22335,26 @@ $as_echo "#define SDL_AUDIO_DRIVER_NAS 1" >>confdefs.h
 CheckSNDIO()
 {
     # Check whether --enable-sndio was given.
-if test "${enable_sndio+set}" = set; then :
+if test ${enable_sndio+y}
+then :
   enableval=$enable_sndio;
-else
+else $as_nop
   enable_sndio=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_sndio = xyes; then
-        ac_fn_c_check_header_mongrel "$LINENO" "sndio.h" "ac_cv_header_sndio_h" "$ac_includes_default"
-if test "x$ac_cv_header_sndio_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "sndio.h" "ac_cv_header_sndio_h" "$ac_includes_default"
+if test "x$ac_cv_header_sndio_h" = xyes
+then :
   have_sndio_hdr=yes
 fi
 
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sio_open in -lsndio" >&5
-$as_echo_n "checking for sio_open in -lsndio... " >&6; }
-if ${ac_cv_lib_sndio_sio_open+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sio_open in -lsndio" >&5
+printf %s "checking for sio_open in -lsndio... " >&6; }
+if test ${ac_cv_lib_sndio_sio_open+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsndio  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -20335,36 +22363,35 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char sio_open ();
 int
-main ()
+main (void)
 {
 return sio_open ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_sndio_sio_open=yes
-else
+else $as_nop
   ac_cv_lib_sndio_sio_open=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sndio_sio_open" >&5
-$as_echo "$ac_cv_lib_sndio_sio_open" >&6; }
-if test "x$ac_cv_lib_sndio_sio_open" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_sndio_sio_open" >&5
+printf "%s\n" "$ac_cv_lib_sndio_sio_open" >&6; }
+if test "x$ac_cv_lib_sndio_sio_open" = xyes
+then :
   have_sndio_lib=yes
 fi
 
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sndio audio support" >&5
-$as_echo_n "checking for sndio audio support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sndio audio support" >&5
+printf %s "checking for sndio audio support... " >&6; }
         have_sndio=no
 
         if test x$have_sndio_hdr = xyes -a x$have_sndio_lib = xyes; then
@@ -20372,14 +22399,15 @@ $as_echo_n "checking for sndio audio support... " >&6; }
             SNDIO_LIBS="-lsndio"
         fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_sndio" >&5
-$as_echo "$have_sndio" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_sndio" >&5
+printf "%s\n" "$have_sndio" >&6; }
 
         if test x$have_sndio = xyes; then
             # Check whether --enable-sndio-shared was given.
-if test "${enable_sndio_shared+set}" = set; then :
+if test ${enable_sndio_shared+y}
+then :
   enableval=$enable_sndio_shared;
-else
+else $as_nop
   enable_sndio_shared=yes
 fi
 
@@ -20387,16 +22415,14 @@ fi
 
             if test x$have_loadso != xyes && \
                test x$enable_sndio_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic sndio loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic sndio loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic sndio loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic sndio loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_sndio_shared = xyes && test x$sndio_lib != x; then
                 echo "-- dynamic libsndio -> $sndio_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_SNDIO_DYNAMIC "$sndio_lib"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_SNDIO_DYNAMIC \"$sndio_lib\"" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} sndio(dynamic)"
             else
@@ -20405,7 +22431,7 @@ _ACEOF
             fi
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_SNDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_SNDIO 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/sndio/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $SNDIO_CFLAGS"
@@ -20417,26 +22443,27 @@ $as_echo "#define SDL_AUDIO_DRIVER_SNDIO 1" >>confdefs.h
 CheckFusionSound()
 {
     # Check whether --enable-fusionsound was given.
-if test "${enable_fusionsound+set}" = set; then :
+if test ${enable_fusionsound+y}
+then :
   enableval=$enable_fusionsound;
-else
+else $as_nop
   enable_fusionsound=no
 fi
 
     if test x$enable_audio = xyes -a x$enable_fusionsound = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fusionsound >= 1.1.1" >&5
-$as_echo_n "checking for fusionsound >= 1.1.1... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fusionsound >= 1.1.1" >&5
+printf %s "checking for fusionsound >= 1.1.1... " >&6; }
 
 if test -n "$FUSIONSOUND_CFLAGS"; then
     pkg_cv_FUSIONSOUND_CFLAGS="$FUSIONSOUND_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"fusionsound >= 1.1.1\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"fusionsound >= 1.1.1\""; } >&5
   ($PKG_CONFIG --exists --print-errors "fusionsound >= 1.1.1") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_FUSIONSOUND_CFLAGS=`$PKG_CONFIG --cflags "fusionsound >= 1.1.1" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -20450,10 +22477,10 @@ if test -n "$FUSIONSOUND_LIBS"; then
     pkg_cv_FUSIONSOUND_LIBS="$FUSIONSOUND_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"fusionsound >= 1.1.1\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"fusionsound >= 1.1.1\""; } >&5
   ($PKG_CONFIG --exists --print-errors "fusionsound >= 1.1.1") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_FUSIONSOUND_LIBS=`$PKG_CONFIG --libs "fusionsound >= 1.1.1" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -20467,8 +22494,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -20485,45 +22512,44 @@ fi
 
 	fusionsound=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	fusionsound=no
 else
 	FUSIONSOUND_CFLAGS=$pkg_cv_FUSIONSOUND_CFLAGS
 	FUSIONSOUND_LIBS=$pkg_cv_FUSIONSOUND_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	fusionsound=yes
 fi
 
         if test x$fusionsound = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_FUSIONSOUND 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_FUSIONSOUND 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/fusionsound/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $FUSIONSOUND_CFLAGS"
 
             # Check whether --enable-fusionsound-shared was given.
-if test "${enable_fusionsound_shared+set}" = set; then :
+if test ${enable_fusionsound_shared+y}
+then :
   enableval=$enable_fusionsound_shared;
-else
+else $as_nop
   enable_fusionsound_shared=yes
 fi
 
             fusionsound_shared=no
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FusionSound dynamic loading support" >&5
-$as_echo_n "checking for FusionSound dynamic loading support... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for FusionSound dynamic loading support" >&5
+printf %s "checking for FusionSound dynamic loading support... " >&6; }
             if test x$have_loadso != xyes && \
                test x$enable_fusionsound_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic fusionsound loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic fusionsound loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic fusionsound loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic fusionsound loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_fusionsound_shared = xyes; then
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC "libfusionsound.so"
-_ACEOF
+printf "%s\n" "#define SDL_AUDIO_DRIVER_FUSIONSOUND_DYNAMIC \"libfusionsound.so\"" >>confdefs.h
 
                 fusionsound_shared=yes
                 SUMMARY_audio="${SUMMARY_audio} fusionsound(dynamic)"
@@ -20531,8 +22557,8 @@ _ACEOF
                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $FUSIONSOUND_LIBS"
                 SUMMARY_audio="${SUMMARY_audio} fusionsound"
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $fusionsound_shared" >&5
-$as_echo "$fusionsound_shared" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $fusionsound_shared" >&5
+printf "%s\n" "$fusionsound_shared" >&6; }
 
             have_audio=yes
         fi
@@ -20542,15 +22568,16 @@ $as_echo "$fusionsound_shared" >&6; }
 CheckDiskAudio()
 {
     # Check whether --enable-diskaudio was given.
-if test "${enable_diskaudio+set}" = set; then :
+if test ${enable_diskaudio+y}
+then :
   enableval=$enable_diskaudio;
-else
+else $as_nop
   enable_diskaudio=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_DISK 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_DISK 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/audio/disk/*.c"
         SUMMARY_audio="${SUMMARY_audio} disk"
@@ -20561,15 +22588,16 @@ $as_echo "#define SDL_AUDIO_DRIVER_DISK 1" >>confdefs.h
 CheckDummyAudio()
 {
     # Check whether --enable-dummyaudio was given.
-if test "${enable_dummyaudio+set}" = set; then :
+if test ${enable_dummyaudio+y}
+then :
   enableval=$enable_dummyaudio;
-else
+else $as_nop
   enable_dummyaudio=yes
 fi
 
     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_DUMMY 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
         SUMMARY_audio="${SUMMARY_audio} dummy"
@@ -20580,30 +22608,32 @@ $as_echo "#define SDL_AUDIO_DRIVER_DUMMY 1" >>confdefs.h
 CheckLibSampleRate()
 {
     # Check whether --enable-libsamplerate was given.
-if test "${enable_libsamplerate+set}" = set; then :
+if test ${enable_libsamplerate+y}
+then :
   enableval=$enable_libsamplerate;
-else
+else $as_nop
   enable_libsamplerate=yes
 fi
 
     if test x$enable_libsamplerate = xyes; then
-        ac_fn_c_check_header_mongrel "$LINENO" "samplerate.h" "ac_cv_header_samplerate_h" "$ac_includes_default"
-if test "x$ac_cv_header_samplerate_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "samplerate.h" "ac_cv_header_samplerate_h" "$ac_includes_default"
+if test "x$ac_cv_header_samplerate_h" = xyes
+then :
   have_samplerate_h_hdr=yes
-else
+else $as_nop
   have_samplerate_h_hdr=no
 fi
 
-
         if test x$have_samplerate_h_hdr = xyes; then
 
-$as_echo "#define HAVE_LIBSAMPLERATE_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBSAMPLERATE_H 1" >>confdefs.h
 
 
             # Check whether --enable-libsamplerate-shared was given.
-if test "${enable_libsamplerate_shared+set}" = set; then :
+if test ${enable_libsamplerate_shared+y}
+then :
   enableval=$enable_libsamplerate_shared;
-else
+else $as_nop
   enable_libsamplerate_shared=yes
 fi
 
@@ -20612,16 +22642,14 @@ fi
 
             if test x$have_loadso != xyes && \
                test x$enable_libsamplerate_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libsamplerate loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libsamplerate loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libsamplerate loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libsamplerate loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_libsamplerate_shared = xyes && test x$samplerate_lib != x; then
                 echo "-- dynamic libsamplerate -> $samplerate_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_LIBSAMPLERATE_DYNAMIC "$samplerate_lib"
-_ACEOF
+printf "%s\n" "#define SDL_LIBSAMPLERATE_DYNAMIC \"$samplerate_lib\"" >>confdefs.h
 
             else
                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lsamplerate"
@@ -20633,9 +22661,10 @@ _ACEOF
 CheckARM()
 {
     # Check whether --enable-arm-simd was given.
-if test "${enable_arm_simd+set}" = set; then :
+if test ${enable_arm_simd+y}
+then :
   enableval=$enable_arm_simd; enable_arm_simd=$enableval
-else
+else $as_nop
   enable_arm_simd=no
 fi
 
@@ -20644,8 +22673,8 @@ fi
         have_arm_simd=no
         CFLAGS="-x assembler-with-cpp $CFLAGS"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ARM SIMD" >&5
-$as_echo_n "checking for ARM SIMD... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ARM SIMD" >&5
+printf %s "checking for ARM SIMD... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -20661,18 +22690,19 @@ $as_echo_n "checking for ARM SIMD... " >&6; }
         uqadd8 r0, r0, r0
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_arm_simd=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_arm_simd" >&5
-$as_echo "$have_arm_simd" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_arm_simd" >&5
+printf "%s\n" "$have_arm_simd" >&6; }
 
         CFLAGS="$save_CFLAGS"
 
         if test x$have_arm_simd = xyes; then
 
-$as_echo "#define SDL_ARM_SIMD_BLITTERS 1" >>confdefs.h
+printf "%s\n" "#define SDL_ARM_SIMD_BLITTERS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-simd*.S"
             WARN_ABOUT_ARM_SIMD_ASM_MIT="yes"
@@ -20683,9 +22713,10 @@ $as_echo "#define SDL_ARM_SIMD_BLITTERS 1" >>confdefs.h
 CheckNEON()
 {
     # Check whether --enable-arm-neon was given.
-if test "${enable_arm_neon+set}" = set; then :
+if test ${enable_arm_neon+y}
+then :
   enableval=$enable_arm_neon; enable_arm_neon=$enableval
-else
+else $as_nop
   enable_arm_neon=no
 fi
 
@@ -20694,8 +22725,8 @@ fi
         have_arm_neon=no
         CFLAGS="-x assembler-with-cpp $CFLAGS"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ARM NEON" >&5
-$as_echo_n "checking for ARM NEON... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ARM NEON" >&5
+printf %s "checking for ARM NEON... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -20713,17 +22744,18 @@ $as_echo_n "checking for ARM NEON... " >&6; }
         vmovn.u16 d0, q0
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_arm_neon=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_arm_neon" >&5
-$as_echo "$have_arm_neon" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_arm_neon" >&5
+printf "%s\n" "$have_arm_neon" >&6; }
         CFLAGS="$save_CFLAGS"
 
         if test x$have_arm_neon = xyes; then
 
-$as_echo "#define SDL_ARM_NEON_BLITTERS 1" >>confdefs.h
+printf "%s\n" "#define SDL_ARM_NEON_BLITTERS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/arm/pixman-arm-neon*.S"
             WARN_ABOUT_ARM_NEON_ASM_MIT="yes"
@@ -20733,8 +22765,8 @@ $as_echo "#define SDL_ARM_NEON_BLITTERS 1" >>confdefs.h
 
 CheckObjectiveCARC()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clang -fobjc-arc option" >&5
-$as_echo_n "checking for clang -fobjc-arc option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for clang -fobjc-arc option" >&5
+printf %s "checking for clang -fobjc-arc option... " >&6; }
     have_clang_objc_arc=no
 
     save_CFLAGS="$CFLAGS"
@@ -20745,19 +22777,20 @@ $as_echo_n "checking for clang -fobjc-arc option... " >&6; }
     int x = 0;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_clang_objc_arc=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_clang_objc_arc" >&5
-$as_echo "$have_clang_objc_arc" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_clang_objc_arc" >&5
+printf "%s\n" "$have_clang_objc_arc" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_clang_objc_arc = xyes; then
@@ -20767,8 +22800,8 @@ $as_echo "$have_clang_objc_arc" >&6; }
 
 CheckVisibilityHidden()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -fvisibility=hidden option" >&5
-$as_echo_n "checking for GCC -fvisibility=hidden option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -fvisibility=hidden option" >&5
+printf %s "checking for GCC -fvisibility=hidden option... " >&6; }
     have_gcc_fvisibility=no
 
     visibility_CFLAGS="-fvisibility=hidden"
@@ -20782,19 +22815,20 @@ $as_echo_n "checking for GCC -fvisibility=hidden option... " >&6; }
     #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_fvisibility=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_fvisibility" >&5
-$as_echo "$have_gcc_fvisibility" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_fvisibility" >&5
+printf "%s\n" "$have_gcc_fvisibility" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_gcc_fvisibility = xyes; then
@@ -20804,8 +22838,8 @@ $as_echo "$have_gcc_fvisibility" >&6; }
 
 CheckNoStrictAliasing()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -fno-strict-aliasing option" >&5
-$as_echo_n "checking for GCC -fno-strict-aliasing option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -fno-strict-aliasing option" >&5
+printf %s "checking for GCC -fno-strict-aliasing option... " >&6; }
     have_gcc_no_strict_aliasing=no
 
     save_CFLAGS="$CFLAGS"
@@ -20816,19 +22850,20 @@ $as_echo_n "checking for GCC -fno-strict-aliasing option... " >&6; }
     int x = 0;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_no_strict_aliasing=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_no_strict_aliasing" >&5
-$as_echo "$have_gcc_no_strict_aliasing" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_no_strict_aliasing" >&5
+printf "%s\n" "$have_gcc_no_strict_aliasing" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_gcc_no_strict_aliasing = xyes; then
@@ -20838,8 +22873,8 @@ $as_echo "$have_gcc_no_strict_aliasing" >&6; }
 
 CheckStackBoundary()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -mpreferred-stack-boundary option" >&5
-$as_echo_n "checking for GCC -mpreferred-stack-boundary option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -mpreferred-stack-boundary option" >&5
+printf %s "checking for GCC -mpreferred-stack-boundary option... " >&6; }
     have_gcc_preferred_stack_boundary=no
 
     save_CFLAGS="$CFLAGS"
@@ -20850,19 +22885,20 @@ $as_echo_n "checking for GCC -mpreferred-stack-boundary option... " >&6; }
     int x = 0;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_preferred_stack_boundary=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_preferred_stack_boundary" >&5
-$as_echo "$have_gcc_preferred_stack_boundary" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_preferred_stack_boundary" >&5
+printf "%s\n" "$have_gcc_preferred_stack_boundary" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_gcc_preferred_stack_boundary = xyes; then
@@ -20872,8 +22908,8 @@ $as_echo "$have_gcc_preferred_stack_boundary" >&6; }
 
 CheckDeclarationAfterStatement()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -Wdeclaration-after-statement option" >&5
-$as_echo_n "checking for GCC -Wdeclaration-after-statement option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -Wdeclaration-after-statement option" >&5
+printf %s "checking for GCC -Wdeclaration-after-statement option... " >&6; }
     have_gcc_declaration_after_statement=no
 
     save_CFLAGS="$CFLAGS"
@@ -20884,19 +22920,20 @@ $as_echo_n "checking for GCC -Wdeclaration-after-statement option... " >&6; }
     int x = 0;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_declaration_after_statement=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_declaration_after_statement" >&5
-$as_echo "$have_gcc_declaration_after_statement" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_declaration_after_statement" >&5
+printf "%s\n" "$have_gcc_declaration_after_statement" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_gcc_declaration_after_statement = xyes; then
@@ -20906,8 +22943,8 @@ $as_echo "$have_gcc_declaration_after_statement" >&6; }
 
 CheckWarnAll()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GCC -Wall option" >&5
-$as_echo_n "checking for GCC -Wall option... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GCC -Wall option" >&5
+printf %s "checking for GCC -Wall option... " >&6; }
     have_gcc_Wall=no
 
     save_CFLAGS="$CFLAGS"
@@ -20918,34 +22955,35 @@ $as_echo_n "checking for GCC -Wall option... " >&6; }
     int x = 0;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_gcc_Wall=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_gcc_Wall" >&5
-$as_echo "$have_gcc_Wall" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_gcc_Wall" >&5
+printf "%s\n" "$have_gcc_Wall" >&6; }
     CFLAGS="$save_CFLAGS"
 
     if test x$have_gcc_Wall = xyes; then
         EXTRA_CFLAGS="$EXTRA_CFLAGS -Wall"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for necessary GCC -Wno-multichar option" >&5
-$as_echo_n "checking for necessary GCC -Wno-multichar option... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for necessary GCC -Wno-multichar option" >&5
+printf %s "checking for necessary GCC -Wno-multichar option... " >&6; }
         need_gcc_Wno_multichar=no
         case "$host" in
             *-*-haiku*)
                 need_gcc_Wno_multichar=yes
                 ;;
         esac
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $need_gcc_Wno_multichar" >&5
-$as_echo "$need_gcc_Wno_multichar" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $need_gcc_Wno_multichar" >&5
+printf "%s\n" "$need_gcc_Wno_multichar" >&6; }
         if test x$need_gcc_Wno_multichar = xyes; then
             EXTRA_CFLAGS="$EXTRA_CFLAGS -Wno-multichar"
         fi
@@ -20955,24 +22993,26 @@ $as_echo "$need_gcc_Wno_multichar" >&6; }
 CheckWayland()
 {
     # Check whether --enable-video-wayland was given.
-if test "${enable_video_wayland+set}" = set; then :
+if test ${enable_video_wayland+y}
+then :
   enableval=$enable_video_wayland;
-else
+else $as_nop
   enable_video_wayland=yes
 fi
 
 
     # Check whether --enable-video-wayland-qt-touch was given.
-if test "${enable_video_wayland_qt_touch+set}" = set; then :
+if test ${enable_video_wayland_qt_touch+y}
+then :
   enableval=$enable_video_wayland_qt_touch;
-else
+else $as_nop
   enable_video_wayland_qt_touch=yes
 fi
 
 
     if test x$enable_video = xyes -a x$enable_video_wayland = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Wayland support" >&5
-$as_echo_n "checking for Wayland support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Wayland support" >&5
+printf %s "checking for Wayland support... " >&6; }
         video_wayland=no
         if  test x$video_opengl_egl = xyes && \
             test x$video_opengles_v2 = xyes; then
@@ -20980,24 +23020,25 @@ $as_echo_n "checking for Wayland support... " >&6; }
                 WAYLAND_CFLAGS=`$PKG_CONFIG --cflags wayland-client wayland-egl wayland-cursor xkbcommon`
                 WAYLAND_LIBS=`$PKG_CONFIG --libs wayland-client wayland-egl wayland-cursor xkbcommon`
                 WAYLAND_SCANNER=`$PKG_CONFIG --variable=wayland_scanner wayland-scanner`
-                if $PKG_CONFIG --exists 'wayland-scanner >= 1.15'; then :
+                if $PKG_CONFIG --exists 'wayland-scanner >= 1.15'
+then :
   WAYLAND_SCANNER_CODE_MODE=private-code
-else
+else $as_nop
   WAYLAND_SCANNER_CODE_MODE=code
 fi
                 video_wayland=yes
             fi
         fi
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_wayland" >&5
-$as_echo "$video_wayland" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_wayland" >&5
+printf "%s\n" "$video_wayland" >&6; }
 
         if test x$video_wayland = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_WAYLAND 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND 1" >>confdefs.h
 
             if test x$enable_video_wayland_qt_touch = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1" >>confdefs.h
 
             fi
 
@@ -21005,9 +23046,10 @@ $as_echo "#define SDL_VIDEO_DRIVER_WAYLAND_QT_TOUCH 1" >>confdefs.h
             SOURCES="$SOURCES $WAYLAND_SOURCES"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $WAYLAND_CFLAGS -I\$(gen)"
             # Check whether --enable-wayland-shared was given.
-if test "${enable_wayland_shared+set}" = set; then :
+if test ${enable_wayland_shared+y}
+then :
   enableval=$enable_wayland_shared;
-else
+else $as_nop
   enable_wayland_shared=maybe
 fi
 
@@ -21030,8 +23072,8 @@ fi
             fi
             if test x$have_loadso != xyes && \
                test x$enable_wayland_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic Wayland loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic Wayland loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic Wayland loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic Wayland loading" >&2;}
                 enable_wayland_shared=no
             fi
             if test x$have_loadso = xyes && \
@@ -21045,24 +23087,16 @@ $as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic Wa
                 echo "-- dynamic libwayland-cursor -> $wayland_cursor_lib"
                 echo "-- dynamic libxkbcommon -> $xkbcommon_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC "$wayland_client_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC \"$wayland_client_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL "$wayland_egl_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_EGL \"$wayland_egl_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR "$wayland_cursor_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_CURSOR \"$wayland_cursor_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON "$xkbcommon_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_XKBCOMMON \"$xkbcommon_lib\"" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} wayland(dynamic)"
             else
@@ -21073,26 +23107,27 @@ _ACEOF
             have_video=yes
 
             # Check whether --enable-libdecor was given.
-if test "${enable_libdecor+set}" = set; then :
+if test ${enable_libdecor+y}
+then :
   enableval=$enable_libdecor;
-else
+else $as_nop
   enable_libdecor=yes
 fi
 
             if test x$enable_libdecor = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libdecor-0" >&5
-$as_echo_n "checking for libdecor-0... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libdecor-0" >&5
+printf %s "checking for libdecor-0... " >&6; }
 
 if test -n "$DECOR_CFLAGS"; then
     pkg_cv_DECOR_CFLAGS="$DECOR_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdecor-0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdecor-0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libdecor-0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DECOR_CFLAGS=`$PKG_CONFIG --cflags "libdecor-0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -21106,10 +23141,10 @@ if test -n "$DECOR_LIBS"; then
     pkg_cv_DECOR_LIBS="$DECOR_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdecor-0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdecor-0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libdecor-0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DECOR_LIBS=`$PKG_CONFIG --libs "libdecor-0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -21123,8 +23158,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -21141,26 +23176,27 @@ fi
 
 	video_libdecor=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	video_libdecor=no
 else
 	DECOR_CFLAGS=$pkg_cv_DECOR_CFLAGS
 	DECOR_LIBS=$pkg_cv_DECOR_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	video_libdecor=yes
 fi
                 if test x$video_libdecor = xyes; then
                     EXTRA_CFLAGS="$EXTRA_CFLAGS $DECOR_CFLAGS"
 
-$as_echo "#define HAVE_LIBDECOR_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBDECOR_H 1" >>confdefs.h
 
 
                     # Check whether --enable-libdecor-shared was given.
-if test "${enable_libdecor_shared+set}" = set; then :
+if test ${enable_libdecor_shared+y}
+then :
   enableval=$enable_libdecor_shared;
-else
+else $as_nop
   enable_libdecor_shared=yes
 fi
 
@@ -21172,16 +23208,14 @@ fi
                     fi
                     if test x$have_loadso != xyes && \
                        test x$enable_libdecor_shared = xyes; then
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libdecor loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libdecor loading" >&2;}
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libdecor loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libdecor loading" >&2;}
                     fi
                     if test x$have_loadso = xyes && \
                        test x$enable_libdecor_shared = xyes && test x$decor_lib != x; then
                         echo "-- dynamic libdecor -> $decor_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR "$decor_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WAYLAND_DYNAMIC_LIBDECOR \"$decor_lib\"" >>confdefs.h
 
                     else
                         EXTRA_LDFLAGS="$EXTRA_LDFLAGS $DECOR_LIBS"
@@ -21202,32 +23236,33 @@ CheckNativeClient()
           #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
 
-$as_echo "#define SDL_VIDEO_DRIVER_NACL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_NACL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_NACL 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_NACL 1" >>confdefs.h
 
 
-$as_echo "#define HAVE_POW 1" >>confdefs.h
+printf "%s\n" "#define HAVE_POW 1" >>confdefs.h
 
 
-$as_echo "#define HAVE_OPENGLES2 1" >>confdefs.h
+printf "%s\n" "#define HAVE_OPENGLES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
 
         SDL_LIBS="-lppapi_simple -lppapi_gles2 $SDL_LIBS"
@@ -21241,32 +23276,33 @@ $as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
         have_video=yes
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 }
 
 CheckRPI()
 {
     # Check whether --enable-video-rpi was given.
-if test "${enable_video_rpi+set}" = set; then :
+if test ${enable_video_rpi+y}
+then :
   enableval=$enable_video_rpi;
-else
+else $as_nop
   enable_video_rpi=yes
 fi
 
     if test x$enable_video = xyes -a x$enable_video_rpi = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for bcm_host brcmegl" >&5
-$as_echo_n "checking for bcm_host brcmegl... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for bcm_host brcmegl" >&5
+printf %s "checking for bcm_host brcmegl... " >&6; }
 
 if test -n "$RPI_CFLAGS"; then
     pkg_cv_RPI_CFLAGS="$RPI_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"bcm_host brcmegl\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"bcm_host brcmegl\""; } >&5
   ($PKG_CONFIG --exists --print-errors "bcm_host brcmegl") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_RPI_CFLAGS=`$PKG_CONFIG --cflags "bcm_host brcmegl" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -21280,10 +23316,10 @@ if test -n "$RPI_LIBS"; then
     pkg_cv_RPI_LIBS="$RPI_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"bcm_host brcmegl\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"bcm_host brcmegl\""; } >&5
   ($PKG_CONFIG --exists --print-errors "bcm_host brcmegl") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_RPI_LIBS=`$PKG_CONFIG --libs "bcm_host brcmegl" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -21297,8 +23333,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -21315,14 +23351,14 @@ fi
 
 	video_rpi=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	video_rpi=no
 else
 	RPI_CFLAGS=$pkg_cv_RPI_CFLAGS
 	RPI_LIBS=$pkg_cv_RPI_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	video_rpi=yes
 fi
 
@@ -21342,8 +23378,8 @@ fi
         # Add the Raspberry Pi compiler flags and libraries
         CFLAGS="$CFLAGS $RPI_CFLAGS"; LIBS="$LIBS $RPI_LIBS"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Raspberry Pi 2/3" >&5
-$as_echo_n "checking for Raspberry Pi 2/3... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Raspberry Pi 2/3" >&5
+printf %s "checking for Raspberry Pi 2/3... " >&6; }
         have_video_rpi=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -21352,7 +23388,7 @@ $as_echo_n "checking for Raspberry Pi 2/3... " >&6; }
           #include <EGL/eglplatform.h>
 
 int
-main ()
+main (void)
 {
 
           EGL_DISPMANX_WINDOW_T window;
@@ -21362,13 +23398,14 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   have_video_rpi=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_video_rpi" >&5
-$as_echo "$have_video_rpi" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_video_rpi" >&5
+printf "%s\n" "$have_video_rpi" >&6; }
 
         # Restore the compiler flags and libraries
         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
@@ -21380,7 +23417,7 @@ $as_echo "$have_video_rpi" >&6; }
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $RPI_LIBS"
             SOURCES="$SOURCES $srcdir/src/video/raspberry/*.c"
 
-$as_echo "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
 
             SUMMARY_video="${SUMMARY_video} rpi"
             have_video=yes
@@ -21391,9 +23428,10 @@ $as_echo "#define SDL_VIDEO_DRIVER_RPI 1" >>confdefs.h
 CheckX11()
 {
     # Check whether --enable-video-x11 was given.
-if test "${enable_video_x11+set}" = set; then :
+if test ${enable_video_x11+y}
+then :
   enableval=$enable_video_x11;
-else
+else $as_nop
   enable_video_x11=yes
 fi
 
@@ -21410,12 +23448,13 @@ fi
                 fi
                 ;;
         esac
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for X" >&5
-$as_echo_n "checking for X... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for X" >&5
+printf %s "checking for X... " >&6; }
 
 
 # Check whether --with-x was given.
-if test "${with_x+set}" = set; then :
+if test ${with_x+y}
+then :
   withval=$with_x;
 fi
 
@@ -21426,9 +23465,10 @@ if test "x$with_x" = xno; then
 else
   case $x_includes,$x_libraries in #(
     *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
-    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    *,NONE | NONE,*) if test ${ac_cv_have_x+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   # One or both of the vars are not set, and there is no cached value.
 ac_x_includes=no
 ac_x_libraries=no
@@ -21439,24 +23479,26 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
-main ()
+main (void)
 {
 XrmInitialize ()
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   # We can compile and link X programs with no special options.
   ac_x_includes=
   ac_x_libraries=
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS="$ac_save_LIBS"
-# If that didn't work, only try xmkmf and filesystem searches
+# If that didn't work, only try xmkmf and file system searches
 # for native compilation.
-if test x"$ac_x_includes" = xno && test "$cross_compiling" = no; then :
+if test x"$ac_x_includes" = xno && test "$cross_compiling" = no
+then :
   rm -f -r conftest.dir
 if mkdir conftest.dir; then
   cd conftest.dir
@@ -21546,10 +23588,11 @@ if test "$ac_x_includes" = no; then
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # We can compile using X headers with no special include directory.
 ac_x_includes=
-else
+else $as_nop
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Xlib.h"; then
     ac_x_includes=$ac_dir
@@ -21570,20 +23613,21 @@ if test "$ac_x_libraries" = no; then
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
-main ()
+main (void)
 {
 XrmInitialize ()
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
-else
+else $as_nop
   LIBS=$ac_save_LIBS
-for ac_dir in `$as_echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
+for ac_dir in `printf "%s\n" "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
   for ac_extension in a so sl dylib la dll; do
@@ -21594,7 +23638,7 @@ do
   done
 done
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi # $ac_x_libraries = no
 
@@ -21618,8 +23662,8 @@ fi
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
-$as_echo "$have_x" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
+printf "%s\n" "$have_x" >&6; }
   no_x=yes
 else
   # If each of the values was on the command line, it overrides each guess.
@@ -21629,14 +23673,14 @@ else
   ac_cv_have_x="have_x=yes\
 	ac_x_includes='$x_includes'\
 	ac_x_libraries='$x_libraries'"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
-$as_echo "libraries $x_libraries, headers $x_includes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
+printf "%s\n" "libraries $x_libraries, headers $x_includes" >&6; }
 fi
 
         if test "$no_x" = yes; then
   # Not all programs may use this symbol, but it does not hurt to define it.
 
-$as_echo "#define X_DISPLAY_MISSING 1" >>confdefs.h
+printf "%s\n" "#define X_DISPLAY_MISSING 1" >>confdefs.h
 
   X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS=
 else
@@ -21649,8 +23693,8 @@ else
     X_LIBS="$X_LIBS -L$x_libraries"
     # For Solaris; some versions of Sun CC require a space after -R and
     # others require no space.  Words are not sufficient . . . .
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -R must be followed by a space" >&5
-$as_echo_n "checking whether -R must be followed by a space... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether -R must be followed by a space" >&5
+printf %s "checking whether -R must be followed by a space... " >&6; }
     ac_xsave_LIBS=$LIBS; LIBS="$LIBS -R$x_libraries"
     ac_xsave_c_werror_flag=$ac_c_werror_flag
     ac_c_werror_flag=yes
@@ -21658,42 +23702,44 @@ $as_echo_n "checking whether -R must be followed by a space... " >&6; }
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+if ac_fn_c_try_link "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
        X_LIBS="$X_LIBS -R$x_libraries"
-else
+else $as_nop
   LIBS="$ac_xsave_LIBS -R $x_libraries"
        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+if ac_fn_c_try_link "$LINENO"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	  X_LIBS="$X_LIBS -R $x_libraries"
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: neither works" >&5
-$as_echo "neither works" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: neither works" >&5
+printf "%s\n" "neither works" >&6; }
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     ac_c_werror_flag=$ac_xsave_c_werror_flag
     LIBS=$ac_xsave_LIBS
@@ -21716,26 +23762,25 @@ rm -f core conftest.err conftest.$ac_objext \
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XOpenDisplay ();
 int
-main ()
+main (void)
 {
 return XOpenDisplay ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet" >&5
-$as_echo_n "checking for dnet_ntoa in -ldnet... " >&6; }
-if ${ac_cv_lib_dnet_dnet_ntoa+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet" >&5
+printf %s "checking for dnet_ntoa in -ldnet... " >&6; }
+if test ${ac_cv_lib_dnet_dnet_ntoa+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21744,39 +23789,39 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dnet_ntoa ();
 int
-main ()
+main (void)
 {
 return dnet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dnet_dnet_ntoa=yes
-else
+else $as_nop
   ac_cv_lib_dnet_dnet_ntoa=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
-$as_echo "$ac_cv_lib_dnet_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_dnet_ntoa" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
+printf "%s\n" "$ac_cv_lib_dnet_dnet_ntoa" >&6; }
+if test "x$ac_cv_lib_dnet_dnet_ntoa" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet_stub" >&5
-$as_echo_n "checking for dnet_ntoa in -ldnet_stub... " >&6; }
-if ${ac_cv_lib_dnet_stub_dnet_ntoa+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet_stub" >&5
+printf %s "checking for dnet_ntoa in -ldnet_stub... " >&6; }
+if test ${ac_cv_lib_dnet_stub_dnet_ntoa+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldnet_stub  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21785,36 +23830,35 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dnet_ntoa ();
 int
-main ()
+main (void)
 {
 return dnet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dnet_stub_dnet_ntoa=yes
-else
+else $as_nop
   ac_cv_lib_dnet_stub_dnet_ntoa=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
-$as_echo "$ac_cv_lib_dnet_stub_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
+printf "%s\n" "$ac_cv_lib_dnet_stub_dnet_ntoa" >&6; }
+if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi
 
     fi
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     LIBS="$ac_xsave_LIBS"
 
@@ -21827,16 +23871,18 @@ rm -f core conftest.err conftest.$ac_objext \
     # The functions gethostbyname, getservbyname, and inet_addr are
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
     ac_fn_c_check_func "$LINENO" "gethostbyname" "ac_cv_func_gethostbyname"
-if test "x$ac_cv_func_gethostbyname" = xyes; then :
+if test "x$ac_cv_func_gethostbyname" = xyes
+then :
 
 fi
 
     if test $ac_cv_func_gethostbyname = no; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
-$as_echo_n "checking for gethostbyname in -lnsl... " >&6; }
-if ${ac_cv_lib_nsl_gethostbyname+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
+printf %s "checking for gethostbyname in -lnsl... " >&6; }
+if test ${ac_cv_lib_nsl_gethostbyname+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnsl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21845,39 +23891,39 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char gethostbyname ();
 int
-main ()
+main (void)
 {
 return gethostbyname ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_nsl_gethostbyname=yes
-else
+else $as_nop
   ac_cv_lib_nsl_gethostbyname=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
-$as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; }
-if test "x$ac_cv_lib_nsl_gethostbyname" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
+printf "%s\n" "$ac_cv_lib_nsl_gethostbyname" >&6; }
+if test "x$ac_cv_lib_nsl_gethostbyname" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi
 
       if test $ac_cv_lib_nsl_gethostbyname = no; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lbsd" >&5
-$as_echo_n "checking for gethostbyname in -lbsd... " >&6; }
-if ${ac_cv_lib_bsd_gethostbyname+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lbsd" >&5
+printf %s "checking for gethostbyname in -lbsd... " >&6; }
+if test ${ac_cv_lib_bsd_gethostbyname+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbsd  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21886,30 +23932,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char gethostbyname ();
 int
-main ()
+main (void)
 {
 return gethostbyname ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_bsd_gethostbyname=yes
-else
+else $as_nop
   ac_cv_lib_bsd_gethostbyname=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_gethostbyname" >&5
-$as_echo "$ac_cv_lib_bsd_gethostbyname" >&6; }
-if test "x$ac_cv_lib_bsd_gethostbyname" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_gethostbyname" >&5
+printf "%s\n" "$ac_cv_lib_bsd_gethostbyname" >&6; }
+if test "x$ac_cv_lib_bsd_gethostbyname" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi
 
@@ -21924,16 +23969,18 @@ fi
     # must be given before -lnsl if both are needed.  We assume that
     # if connect needs -lnsl, so does gethostbyname.
     ac_fn_c_check_func "$LINENO" "connect" "ac_cv_func_connect"
-if test "x$ac_cv_func_connect" = xyes; then :
+if test "x$ac_cv_func_connect" = xyes
+then :
 
 fi
 
     if test $ac_cv_func_connect = no; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for connect in -lsocket" >&5
-$as_echo_n "checking for connect in -lsocket... " >&6; }
-if ${ac_cv_lib_socket_connect+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for connect in -lsocket" >&5
+printf %s "checking for connect in -lsocket... " >&6; }
+if test ${ac_cv_lib_socket_connect+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21942,30 +23989,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char connect ();
 int
-main ()
+main (void)
 {
 return connect ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_socket_connect=yes
-else
+else $as_nop
   ac_cv_lib_socket_connect=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_connect" >&5
-$as_echo "$ac_cv_lib_socket_connect" >&6; }
-if test "x$ac_cv_lib_socket_connect" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_connect" >&5
+printf "%s\n" "$ac_cv_lib_socket_connect" >&6; }
+if test "x$ac_cv_lib_socket_connect" = xyes
+then :
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi
 
@@ -21973,16 +24019,18 @@ fi
 
     # Guillermo Gomez says -lposix is necessary on A/UX.
     ac_fn_c_check_func "$LINENO" "remove" "ac_cv_func_remove"
-if test "x$ac_cv_func_remove" = xyes; then :
+if test "x$ac_cv_func_remove" = xyes
+then :
 
 fi
 
     if test $ac_cv_func_remove = no; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for remove in -lposix" >&5
-$as_echo_n "checking for remove in -lposix... " >&6; }
-if ${ac_cv_lib_posix_remove+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for remove in -lposix" >&5
+printf %s "checking for remove in -lposix... " >&6; }
+if test ${ac_cv_lib_posix_remove+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lposix  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -21991,30 +24039,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char remove ();
 int
-main ()
+main (void)
 {
 return remove ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_posix_remove=yes
-else
+else $as_nop
   ac_cv_lib_posix_remove=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix_remove" >&5
-$as_echo "$ac_cv_lib_posix_remove" >&6; }
-if test "x$ac_cv_lib_posix_remove" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix_remove" >&5
+printf "%s\n" "$ac_cv_lib_posix_remove" >&6; }
+if test "x$ac_cv_lib_posix_remove" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi
 
@@ -22022,16 +24069,18 @@ fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     ac_fn_c_check_func "$LINENO" "shmat" "ac_cv_func_shmat"
-if test "x$ac_cv_func_shmat" = xyes; then :
+if test "x$ac_cv_func_shmat" = xyes
+then :
 
 fi
 
     if test $ac_cv_func_shmat = no; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shmat in -lipc" >&5
-$as_echo_n "checking for shmat in -lipc... " >&6; }
-if ${ac_cv_lib_ipc_shmat+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for shmat in -lipc" >&5
+printf %s "checking for shmat in -lipc... " >&6; }
+if test ${ac_cv_lib_ipc_shmat+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lipc  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22040,30 +24089,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char shmat ();
 int
-main ()
+main (void)
 {
 return shmat ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_ipc_shmat=yes
-else
+else $as_nop
   ac_cv_lib_ipc_shmat=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ipc_shmat" >&5
-$as_echo "$ac_cv_lib_ipc_shmat" >&6; }
-if test "x$ac_cv_lib_ipc_shmat" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ipc_shmat" >&5
+printf "%s\n" "$ac_cv_lib_ipc_shmat" >&6; }
+if test "x$ac_cv_lib_ipc_shmat" = xyes
+then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi
 
@@ -22079,11 +24127,12 @@ fi
   # These have to be linked with before -lX11, unlike the other
   # libraries we check for below, so use a different variable.
   # John Interrante, Karl Berry
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for IceConnectionNumber in -lICE" >&5
-$as_echo_n "checking for IceConnectionNumber in -lICE... " >&6; }
-if ${ac_cv_lib_ICE_IceConnectionNumber+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for IceConnectionNumber in -lICE" >&5
+printf %s "checking for IceConnectionNumber in -lICE... " >&6; }
+if test ${ac_cv_lib_ICE_IceConnectionNumber+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lICE $X_EXTRA_LIBS $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22092,30 +24141,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char IceConnectionNumber ();
 int
-main ()
+main (void)
 {
 return IceConnectionNumber ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_ICE_IceConnectionNumber=yes
-else
+else $as_nop
   ac_cv_lib_ICE_IceConnectionNumber=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
-$as_echo "$ac_cv_lib_ICE_IceConnectionNumber" >&6; }
-if test "x$ac_cv_lib_ICE_IceConnectionNumber" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
+printf "%s\n" "$ac_cv_lib_ICE_IceConnectionNumber" >&6; }
+if test "x$ac_cv_lib_ICE_IceConnectionNumber" = xyes
+then :
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi
 
@@ -22125,9 +24173,10 @@ fi
 
         if test x$have_x = xyes; then
             # Check whether --enable-x11-shared was given.
-if test "${enable_x11_shared+set}" = set; then :
+if test ${enable_x11_shared+y}
+then :
   enableval=$enable_x11_shared;
-else
+else $as_nop
   enable_x11_shared=maybe
 fi
 
@@ -22176,13 +24225,13 @@ fi
                              #include <X11/Xproto.h>
 
 "
-if test "x$ac_cv_header_X11_extensions_Xext_h" = xyes; then :
+if test "x$ac_cv_header_X11_extensions_Xext_h" = xyes
+then :
   have_xext_h_hdr=yes
-else
+else $as_nop
   have_xext_h_hdr=no
 fi
 
-
             if test x$have_xext_h_hdr != xyes; then
                as_fn_error $? "
 *** Missing Xext.h, maybe you need to install the libxext-dev package?
@@ -22190,7 +24239,7 @@ fi
             fi
 
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/x11/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $X_CFLAGS"
@@ -22203,8 +24252,8 @@ $as_echo "#define SDL_VIDEO_DRIVER_X11 1" >>confdefs.h
             fi
             if test x$have_loadso != xyes && \
                test x$enable_x11_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic X11 loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic X11 loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic X11 loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic X11 loading" >&2;}
                 enable_x11_shared=no
             fi
             if test x$have_loadso = xyes && \
@@ -22212,14 +24261,10 @@ $as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic X1
                 echo "-- dynamic libX11 -> $x11_lib"
                 echo "-- dynamic libX11ext -> $x11ext_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC "$x11_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC \"$x11_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT "$x11ext_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XEXT \"$x11ext_lib\"" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} x11(dynamic)"
             else
@@ -22229,8 +24274,8 @@ _ACEOF
             fi
             have_video=yes
 
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XGenericEvent" >&5
-$as_echo_n "checking for XGenericEvent... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XGenericEvent" >&5
+printf %s "checking for XGenericEvent... " >&6; }
             have_XGenericEvent=no
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22238,7 +24283,7 @@ $as_echo_n "checking for XGenericEvent... " >&6; }
                 #include <X11/Xlib.h>
 
 int
-main ()
+main (void)
 {
 
 Display *display;
@@ -22252,23 +24297,25 @@ XFreeEventData(display, cookie);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
                 have_XGenericEvent=yes
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_SUPPORTS_GENERIC_EVENTS 1" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_XGenericEvent" >&5
-$as_echo "$have_XGenericEvent" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_XGenericEvent" >&5
+printf "%s\n" "$have_XGenericEvent" >&6; }
 
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XkbKeycodeToKeysym in -lX11" >&5
-$as_echo_n "checking for XkbKeycodeToKeysym in -lX11... " >&6; }
-if ${ac_cv_lib_X11_XkbKeycodeToKeysym+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XkbKeycodeToKeysym in -lX11" >&5
+printf %s "checking for XkbKeycodeToKeysym in -lX11... " >&6; }
+if test ${ac_cv_lib_X11_XkbKeycodeToKeysym+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22277,40 +24324,40 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XkbKeycodeToKeysym ();
 int
-main ()
+main (void)
 {
 return XkbKeycodeToKeysym ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_X11_XkbKeycodeToKeysym=yes
-else
+else $as_nop
   ac_cv_lib_X11_XkbKeycodeToKeysym=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
-$as_echo "$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6; }
-if test "x$ac_cv_lib_X11_XkbKeycodeToKeysym" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
+printf "%s\n" "$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6; }
+if test "x$ac_cv_lib_X11_XkbKeycodeToKeysym" = xyes
+then :
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_HAS_XKBKEYCODETOKEYSYM 1" >>confdefs.h
 
 fi
 
 
             # Check whether --enable-video-x11-xcursor was given.
-if test "${enable_video_x11_xcursor+set}" = set; then :
+if test ${enable_video_x11_xcursor+y}
+then :
   enableval=$enable_video_x11_xcursor;
-else
+else $as_nop
   enable_video_x11_xcursor=yes
 fi
 
@@ -22319,28 +24366,27 @@ fi
                 ac_fn_c_check_header_compile "$LINENO" "X11/Xcursor/Xcursor.h" "ac_cv_header_X11_Xcursor_Xcursor_h" "#include <X11/Xlib.h>
 
 "
-if test "x$ac_cv_header_X11_Xcursor_Xcursor_h" = xyes; then :
+if test "x$ac_cv_header_X11_Xcursor_Xcursor_h" = xyes
+then :
   have_xcursor_h_hdr=yes
-else
+else $as_nop
   have_xcursor_h_hdr=no
 fi
 
-
                 if test x$have_xcursor_h_hdr = xyes; then
                     if test x$enable_x11_shared = xyes && test x$xcursor_lib != x ; then
                         echo "-- dynamic libXcursor -> $xcursor_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR "$xcursor_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XCURSOR \"$xcursor_lib\"" >>confdefs.h
 
                         definitely_enable_video_x11_xcursor=yes
                     else
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XcursorImageCreate in -lXcursor" >&5
-$as_echo_n "checking for XcursorImageCreate in -lXcursor... " >&6; }
-if ${ac_cv_lib_Xcursor_XcursorImageCreate+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XcursorImageCreate in -lXcursor" >&5
+printf %s "checking for XcursorImageCreate in -lXcursor... " >&6; }
+if test ${ac_cv_lib_Xcursor_XcursorImageCreate+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXcursor  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22349,30 +24395,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XcursorImageCreate ();
 int
-main ()
+main (void)
 {
 return XcursorImageCreate ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_Xcursor_XcursorImageCreate=yes
-else
+else $as_nop
   ac_cv_lib_Xcursor_XcursorImageCreate=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xcursor_XcursorImageCreate" >&5
-$as_echo "$ac_cv_lib_Xcursor_XcursorImageCreate" >&6; }
-if test "x$ac_cv_lib_Xcursor_XcursorImageCreate" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xcursor_XcursorImageCreate" >&5
+printf "%s\n" "$ac_cv_lib_Xcursor_XcursorImageCreate" >&6; }
+if test "x$ac_cv_lib_Xcursor_XcursorImageCreate" = xyes
+then :
   have_xcursor_lib=yes
 fi
 
@@ -22385,14 +24430,15 @@ fi
             fi
             if test x$definitely_enable_video_x11_xcursor = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XCURSOR 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XCURSOR 1" >>confdefs.h
 
                 SUMMARY_video_x11="${SUMMARY_video_x11} xcursor"
             fi
             # Check whether --enable-video-x11-xdbe was given.
-if test "${enable_video_x11_xdbe+set}" = set; then :
+if test ${enable_video_x11_xdbe+y}
+then :
   enableval=$enable_video_x11_xdbe;
-else
+else $as_nop
   enable_video_x11_xdbe=yes
 fi
 
@@ -22400,24 +24446,25 @@ fi
                 ac_fn_c_check_header_compile "$LINENO" "X11/extensions/Xdbe.h" "ac_cv_header_X11_extensions_Xdbe_h" "#include <X11/Xlib.h>
 
 "
-if test "x$ac_cv_header_X11_extensions_Xdbe_h" = xyes; then :
+if test "x$ac_cv_header_X11_extensions_Xdbe_h" = xyes
+then :
   have_dbe_h_hdr=yes
-else
+else $as_nop
   have_dbe_h_hdr=no
 fi
 
-
                 if test x$have_dbe_h_hdr = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XDBE 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XDBE 1" >>confdefs.h
 
                     SUMMARY_video_x11="${SUMMARY_video_x11} xdbe"
                 fi
             fi
             # Check whether --enable-video-x11-xinput was given.
-if test "${enable_video_x11_xinput+set}" = set; then :
+if test ${enable_video_x11_xinput+y}
+then :
   enableval=$enable_video_x11_xinput;
-else
+else $as_nop
   enable_video_x11_xinput=yes
 fi
 
@@ -22426,28 +24473,27 @@ fi
                 ac_fn_c_check_header_compile "$LINENO" "X11/extensions/XInput2.h" "ac_cv_header_X11_extensions_XInput2_h" "#include <X11/Xlib.h>
 
 "
-if test "x$ac_cv_header_X11_extensions_XInput2_h" = xyes; then :
+if test "x$ac_cv_header_X11_extensions_XInput2_h" = xyes
+then :
   have_xinput_h_hdr=yes
-else
+else $as_nop
   have_xinput_h_hdr=no
 fi
 
-
                 if test x$have_xinput_h_hdr = xyes; then
                     if test x$enable_x11_shared = xyes && test x$xinput_lib != x ; then
                         echo "-- dynamic libXi -> $xinput_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2 "$xinput_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XINPUT2 \"$xinput_lib\"" >>confdefs.h
 
                         definitely_enable_video_x11_xinput=yes
                     else
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XOpenDevice in -lXi" >&5
-$as_echo_n "checking for XOpenDevice in -lXi... " >&6; }
-if ${ac_cv_lib_Xi_XOpenDevice+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XOpenDevice in -lXi" >&5
+printf %s "checking for XOpenDevice in -lXi... " >&6; }
+if test ${ac_cv_lib_Xi_XOpenDevice+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXi  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22456,30 +24502,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XOpenDevice ();
 int
-main ()
+main (void)
 {
 return XOpenDevice ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_Xi_XOpenDevice=yes
-else
+else $as_nop
   ac_cv_lib_Xi_XOpenDevice=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xi_XOpenDevice" >&5
-$as_echo "$ac_cv_lib_Xi_XOpenDevice" >&6; }
-if test "x$ac_cv_lib_Xi_XOpenDevice" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xi_XOpenDevice" >&5
+printf "%s\n" "$ac_cv_lib_Xi_XOpenDevice" >&6; }
+if test "x$ac_cv_lib_Xi_XOpenDevice" = xyes
+then :
   have_xinput_lib=yes
 fi
 
@@ -22493,10 +24538,10 @@ fi
             if test x$definitely_enable_video_x11_xinput = xyes; then
                 SUMMARY_video_x11="${SUMMARY_video_x11} xinput2"
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XINPUT2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XINPUT2 1" >>confdefs.h
 
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for xinput2 multitouch" >&5
-$as_echo_n "checking for xinput2 multitouch... " >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for xinput2 multitouch" >&5
+printf %s "checking for xinput2 multitouch... " >&6; }
                 have_xinput2_multitouch=no
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22506,7 +24551,7 @@ $as_echo_n "checking for xinput2 multitouch... " >&6; }
                     #include <X11/extensions/XInput2.h>
 
 int
-main ()
+main (void)
 {
 
 int event_type = XI_TouchBegin;
@@ -22516,31 +24561,33 @@ XITouchClassInfo *t;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
                     have_xinput2_multitouch=yes
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XINPUT2_SUPPORTS_MULTITOUCH 1" >>confdefs.h
 
                     SUMMARY_video_x11="${SUMMARY_video_x11} xinput2_multitouch"
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-                { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_xinput2_multitouch" >&5
-$as_echo "$have_xinput2_multitouch" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_xinput2_multitouch" >&5
+printf "%s\n" "$have_xinput2_multitouch" >&6; }
             fi
             # Check whether --enable-video-x11-xfixes was given.
-if test "${enable_video_x11_xfixes+set}" = set; then :
+if test ${enable_video_x11_xfixes+y}
+then :
   enableval=$enable_video_x11_xfixes;
-else
+else $as_nop
   enable_video_x11_xfixes=yes
 fi
 
             if test x$enable_video_x11_xfixes = xyes; then
                 definitely_enable_video_x11_xfixes=no
                 # check along with XInput2.h because we use Xfixes with XIBarrierReleasePointer
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for X11/extensions/Xfixes.h" >&5
-$as_echo_n "checking for X11/extensions/Xfixes.h... " >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for X11/extensions/Xfixes.h" >&5
+printf %s "checking for X11/extensions/Xfixes.h... " >&6; }
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -22549,36 +24596,36 @@ $as_echo_n "checking for X11/extensions/Xfixes.h... " >&6; }
                     #include <X11/extensions/XInput2.h>
                     #include <X11/extensions/Xfixes.h>
 int
-main ()
+main (void)
 {
 BarrierEventID b;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_xfixes_h_hdr=yes
-else
+else $as_nop
   have_xfixes_h_hdr=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-                { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_xfixes_h_hdr" >&5
-$as_echo "$have_xfixes_h_hdr" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_xfixes_h_hdr" >&5
+printf "%s\n" "$have_xfixes_h_hdr" >&6; }
                 if test x$have_xfixes_h_hdr = xyes; then
                     if test x$enable_x11_shared = xyes && test x$xfixes_lib != x ; then
                         echo "-- dynamic libXfixes -> $xfixes_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES "$xfixes_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XFIXES \"$xfixes_lib\"" >>confdefs.h
 
                         definitely_enable_video_x11_xfixes=yes
                     else
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XFixesCreatePointerBarrier in -lXfixes" >&5
-$as_echo_n "checking for XFixesCreatePointerBarrier in -lXfixes... " >&6; }
-if ${ac_cv_lib_Xfixes_XFixesCreatePointerBarrier+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XFixesCreatePointerBarrier in -lXfixes" >&5
+printf %s "checking for XFixesCreatePointerBarrier in -lXfixes... " >&6; }
+if test ${ac_cv_lib_Xfixes_XFixesCreatePointerBarrier+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXfixes  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22587,30 +24634,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XFixesCreatePointerBarrier ();
 int
-main ()
+main (void)
 {
 return XFixesCreatePointerBarrier ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_Xfixes_XFixesCreatePointerBarrier=yes
-else
+else $as_nop
   ac_cv_lib_Xfixes_XFixesCreatePointerBarrier=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" >&5
-$as_echo "$ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" >&6; }
-if test "x$ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" >&5
+printf "%s\n" "$ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" >&6; }
+if test "x$ac_cv_lib_Xfixes_XFixesCreatePointerBarrier" = xyes
+then :
   have_xfixes_lib=yes
 fi
 
@@ -22623,14 +24669,15 @@ fi
             fi
             if test x$definitely_enable_video_x11_xfixes = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XFIXES 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XFIXES 1" >>confdefs.h
 
                 SUMMARY_video_x11="${SUMMARY_video_x11} xfixes"
             fi
             # Check whether --enable-video-x11-xrandr was given.
-if test "${enable_video_x11_xrandr+set}" = set; then :
+if test ${enable_video_x11_xrandr+y}
+then :
   enableval=$enable_video_x11_xrandr;
-else
+else $as_nop
   enable_video_x11_xrandr=yes
 fi
 
@@ -22644,7 +24691,7 @@ fi
                 #include <X11/extensions/Xrandr.h>
 
 int
-main ()
+main (void)
 {
 
                 XRRScreenResources *res = NULL;
@@ -22653,25 +24700,25 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_xrandr_h_hdr=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                 if test x$have_xrandr_h_hdr = xyes; then
                     if test x$enable_x11_shared = xyes && test x$xrandr_lib != x ; then
                         echo "-- dynamic libXrandr -> $xrandr_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR "$xrandr_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XRANDR \"$xrandr_lib\"" >>confdefs.h
 
                         definitely_enable_video_x11_xrandr=yes
                     else
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XRRQueryExtension in -lXrandr" >&5
-$as_echo_n "checking for XRRQueryExtension in -lXrandr... " >&6; }
-if ${ac_cv_lib_Xrandr_XRRQueryExtension+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XRRQueryExtension in -lXrandr" >&5
+printf %s "checking for XRRQueryExtension in -lXrandr... " >&6; }
+if test ${ac_cv_lib_Xrandr_XRRQueryExtension+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXrandr  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22680,30 +24727,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XRRQueryExtension ();
 int
-main ()
+main (void)
 {
 return XRRQueryExtension ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_Xrandr_XRRQueryExtension=yes
-else
+else $as_nop
   ac_cv_lib_Xrandr_XRRQueryExtension=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xrandr_XRRQueryExtension" >&5
-$as_echo "$ac_cv_lib_Xrandr_XRRQueryExtension" >&6; }
-if test "x$ac_cv_lib_Xrandr_XRRQueryExtension" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xrandr_XRRQueryExtension" >&5
+printf "%s\n" "$ac_cv_lib_Xrandr_XRRQueryExtension" >&6; }
+if test "x$ac_cv_lib_Xrandr_XRRQueryExtension" = xyes
+then :
   have_xrandr_lib=yes
 fi
 
@@ -22716,14 +24762,15 @@ fi
             fi
             if test x$definitely_enable_video_x11_xrandr = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XRANDR 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XRANDR 1" >>confdefs.h
 
                 SUMMARY_video_x11="${SUMMARY_video_x11} xrandr"
             fi
             # Check whether --enable-video-x11-scrnsaver was given.
-if test "${enable_video_x11_scrnsaver+set}" = set; then :
+if test ${enable_video_x11_scrnsaver+y}
+then :
   enableval=$enable_video_x11_scrnsaver;
-else
+else $as_nop
   enable_video_x11_scrnsaver=yes
 fi
 
@@ -22731,28 +24778,27 @@ fi
                 ac_fn_c_check_header_compile "$LINENO" "X11/extensions/scrnsaver.h" "ac_cv_header_X11_extensions_scrnsaver_h" "#include <X11/Xlib.h>
 
 "
-if test "x$ac_cv_header_X11_extensions_scrnsaver_h" = xyes; then :
+if test "x$ac_cv_header_X11_extensions_scrnsaver_h" = xyes
+then :
   have_scrnsaver_h_hdr=yes
-else
+else $as_nop
   have_scrnsaver_h_hdr=no
 fi
 
-
                 if test x$have_scrnsaver_h_hdr = xyes; then
                     if test x$enable_x11_shared = xyes && test x$xss_lib != x ; then
                         echo "-- dynamic libXss -> $xss_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS "$xss_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_DYNAMIC_XSS \"$xss_lib\"" >>confdefs.h
 
                         definitely_enable_video_x11_scrnsaver=yes
                     else
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverSuspend in -lXss" >&5
-$as_echo_n "checking for XScreenSaverSuspend in -lXss... " >&6; }
-if ${ac_cv_lib_Xss_XScreenSaverSuspend+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverSuspend in -lXss" >&5
+printf %s "checking for XScreenSaverSuspend in -lXss... " >&6; }
+if test ${ac_cv_lib_Xss_XScreenSaverSuspend+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXss  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -22761,30 +24807,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char XScreenSaverSuspend ();
 int
-main ()
+main (void)
 {
 return XScreenSaverSuspend ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_Xss_XScreenSaverSuspend=yes
-else
+else $as_nop
   ac_cv_lib_Xss_XScreenSaverSuspend=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xss_XScreenSaverSuspend" >&5
-$as_echo "$ac_cv_lib_Xss_XScreenSaverSuspend" >&6; }
-if test "x$ac_cv_lib_Xss_XScreenSaverSuspend" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xss_XScreenSaverSuspend" >&5
+printf "%s\n" "$ac_cv_lib_Xss_XScreenSaverSuspend" >&6; }
+if test "x$ac_cv_lib_Xss_XScreenSaverSuspend" = xyes
+then :
   have_xss_lib=yes
 fi
 
@@ -22797,14 +24842,15 @@ fi
             fi
             if test x$definitely_enable_video_x11_scrnsaver = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XSCRNSAVER 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XSCRNSAVER 1" >>confdefs.h
 
                 SUMMARY_video_x11="${SUMMARY_video_x11} xscrnsaver"
             fi
             # Check whether --enable-video-x11-xshape was given.
-if test "${enable_video_x11_xshape+set}" = set; then :
+if test ${enable_video_x11_xshape+y}
+then :
   enableval=$enable_video_x11_xshape;
-else
+else $as_nop
   enable_video_x11_xshape=yes
 fi
 
@@ -22812,16 +24858,16 @@ fi
                 ac_fn_c_check_header_compile "$LINENO" "X11/extensions/shape.h" "ac_cv_header_X11_extensions_shape_h" "#include <X11/Xlib.h>
 
 "
-if test "x$ac_cv_header_X11_extensions_shape_h" = xyes; then :
+if test "x$ac_cv_header_X11_extensions_shape_h" = xyes
+then :
   have_shape_h_hdr=yes
-else
+else $as_nop
   have_shape_h_hdr=no
 fi
 
-
                 if test x$have_shape_h_hdr = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_X11_XSHAPE 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_X11_XSHAPE 1" >>confdefs.h
 
                     SUMMARY_video_x11="${SUMMARY_video_x11} xshape"
                 fi
@@ -22837,15 +24883,16 @@ $as_echo "#define SDL_VIDEO_DRIVER_X11_XSHAPE 1" >>confdefs.h
 CheckVivanteVideo()
 {
     # Check whether --enable-video-vivante was given.
-if test "${enable_video_vivante+set}" = set; then :
+if test ${enable_video_vivante+y}
+then :
   enableval=$enable_video_vivante;
-else
+else $as_nop
   enable_video_vivante=yes
 fi
 
     if test x$enable_video = xyes -a x$enable_video_vivante = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Vivante VDK API" >&5
-$as_echo_n "checking for Vivante VDK API... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Vivante VDK API" >&5
+printf %s "checking for Vivante VDK API... " >&6; }
         have_vivante_vdk=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22855,22 +24902,23 @@ $as_echo_n "checking for Vivante VDK API... " >&6; }
           #include <gc_vdk.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_vivante_vdk=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_vivante_vdk" >&5
-$as_echo "$have_vivante_vdk" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_vivante_vdk" >&5
+printf "%s\n" "$have_vivante_vdk" >&6; }
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Vivante FB API" >&5
-$as_echo_n "checking for Vivante FB API... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Vivante FB API" >&5
+printf %s "checking for Vivante FB API... " >&6; }
         have_vivante_egl=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22880,28 +24928,29 @@ $as_echo_n "checking for Vivante FB API... " >&6; }
           #include <EGL/eglvivante.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_vivante_egl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_vivante_egl" >&5
-$as_echo "$have_vivante_egl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_vivante_egl" >&5
+printf "%s\n" "$have_vivante_egl" >&6; }
 
         if test x$have_vivante_vdk = xyes -o x$have_vivante_egl = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_VIVANTE 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_VIVANTE 1" >>confdefs.h
 
             EXTRA_CFLAGS="$EXTRA_CFLAGS -DLINUX -DEGL_API_FB"
             if test x$have_vivante_vdk = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_VIVANTE_VDK 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_VIVANTE_VDK 1" >>confdefs.h
 
                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lVDK"
             fi
@@ -22916,7 +24965,7 @@ CheckHaikuVideo()
 {
     if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_HAIKU 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/video/haiku/*.cc"
         have_video=yes
@@ -22927,17 +24976,18 @@ $as_echo "#define SDL_VIDEO_DRIVER_HAIKU 1" >>confdefs.h
 CheckCOCOA()
 {
     # Check whether --enable-video-cocoa was given.
-if test "${enable_video_cocoa+set}" = set; then :
+if test ${enable_video_cocoa+y}
+then :
   enableval=$enable_video_cocoa;
-else
+else $as_nop
   enable_video_cocoa=yes
 fi
 
     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
         save_CFLAGS="$CFLAGS"
         CFLAGS="$CFLAGS -x objective-c"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Cocoa framework" >&5
-$as_echo_n "checking for Cocoa framework... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Cocoa framework" >&5
+printf %s "checking for Cocoa framework... " >&6; }
         have_cocoa=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -22945,23 +24995,24 @@ $as_echo_n "checking for Cocoa framework... " >&6; }
           #import <Cocoa/Cocoa.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_cocoa=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_cocoa" >&5
-$as_echo "$have_cocoa" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_cocoa" >&5
+printf "%s\n" "$have_cocoa" >&6; }
         CFLAGS="$save_CFLAGS"
         if test x$have_cocoa = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_COCOA 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_COCOA 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/cocoa/*.m"
             SUMMARY_video="${SUMMARY_video} cocoa"
@@ -22973,24 +25024,26 @@ $as_echo "#define SDL_VIDEO_DRIVER_COCOA 1" >>confdefs.h
 CheckMETAL()
 {
     # Check whether --enable-video-metal was given.
-if test "${enable_video_metal+set}" = set; then :
+if test ${enable_video_metal+y}
+then :
   enableval=$enable_video_metal;
-else
+else $as_nop
   enable_video_metal=yes
 fi
 
     # Check whether --enable-render-metal was given.
-if test "${enable_render_metal+set}" = set; then :
+if test ${enable_render_metal+y}
+then :
   enableval=$enable_render_metal;
-else
+else $as_nop
   enable_render_metal=yes
 fi
 
     if test x$enable_video = xyes -a x$enable_video_metal = xyes; then
         save_CFLAGS="$CFLAGS"
         CFLAGS="$CFLAGS -x objective-c"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Metal framework" >&5
-$as_echo_n "checking for Metal framework... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Metal framework" >&5
+printf %s "checking for Metal framework... " >&6; }
         have_metal=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23004,27 +25057,28 @@ $as_echo_n "checking for Metal framework... " >&6; }
           #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_metal=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
         CFLAGS="$save_CFLAGS"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_metal" >&5
-$as_echo "$have_metal" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_metal" >&5
+printf "%s\n" "$have_metal" >&6; }
         if test x$have_metal = xyes; then
 
-$as_echo "#define SDL_VIDEO_METAL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_METAL 1" >>confdefs.h
 
             if test x$enable_render = xyes -a x$enable_render_metal = xyes; then
 
-$as_echo "#define SDL_VIDEO_RENDER_METAL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_METAL 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/render/metal/*.m"
             fi
@@ -23039,26 +25093,27 @@ $as_echo "#define SDL_VIDEO_RENDER_METAL 1" >>confdefs.h
 CheckDirectFB()
 {
     # Check whether --enable-video-directfb was given.
-if test "${enable_video_directfb+set}" = set; then :
+if test ${enable_video_directfb+y}
+then :
   enableval=$enable_video_directfb;
-else
+else $as_nop
   enable_video_directfb=no
 fi
 
     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for directfb >= 1.0.0" >&5
-$as_echo_n "checking for directfb >= 1.0.0... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for directfb >= 1.0.0" >&5
+printf %s "checking for directfb >= 1.0.0... " >&6; }
 
 if test -n "$DIRECTFB_CFLAGS"; then
     pkg_cv_DIRECTFB_CFLAGS="$DIRECTFB_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"directfb >= 1.0.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"directfb >= 1.0.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "directfb >= 1.0.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DIRECTFB_CFLAGS=`$PKG_CONFIG --cflags "directfb >= 1.0.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23072,10 +25127,10 @@ if test -n "$DIRECTFB_LIBS"; then
     pkg_cv_DIRECTFB_LIBS="$DIRECTFB_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"directfb >= 1.0.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"directfb >= 1.0.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "directfb >= 1.0.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DIRECTFB_LIBS=`$PKG_CONFIG --libs "directfb >= 1.0.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23089,8 +25144,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -23107,14 +25162,14 @@ fi
 
 	video_directfb=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	video_directfb=no
 else
 	DIRECTFB_CFLAGS=$pkg_cv_DIRECTFB_CFLAGS
 	DIRECTFB_LIBS=$pkg_cv_DIRECTFB_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	video_directfb=yes
 fi
 
@@ -23122,32 +25177,33 @@ fi
             # SuSE 11.1 installs directfb-config without directfb-devel
             save_CPPFLAGS="$CPPFLAGS"
             CPPFLAGS="$CPPFLAGS $DIRECTFB_CFLAGS"
-            ac_fn_c_check_header_mongrel "$LINENO" "directfb.h" "ac_cv_header_directfb_h" "$ac_includes_default"
-if test "x$ac_cv_header_directfb_h" = xyes; then :
+            ac_fn_c_check_header_compile "$LINENO" "directfb.h" "ac_cv_header_directfb_h" "$ac_includes_default"
+if test "x$ac_cv_header_directfb_h" = xyes
+then :
   have_directfb_hdr=yes
-else
+else $as_nop
   have_directfb_hdr=no
 fi
 
-
             CPPFLAGS="$save_CPPFLAGS"
             video_directfb=$have_directfb_hdr
         fi
 
         if test x$video_directfb = xyes; then
             # Check whether --enable-directfb-shared was given.
-if test "${enable_directfb_shared+set}" = set; then :
+if test ${enable_directfb_shared+y}
+then :
   enableval=$enable_directfb_shared;
-else
+else $as_nop
   enable_directfb_shared=yes
 fi
 
 
 
-$as_echo "#define SDL_VIDEO_DRIVER_DIRECTFB 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_DIRECTFB 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_DIRECTFB 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_DIRECTFB 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
@@ -23156,17 +25212,15 @@ $as_echo "#define SDL_VIDEO_RENDER_DIRECTFB 1" >>confdefs.h
             directfb_lib=`find_lib "libdirectfb*.so.*" "$DIRECTFB_LIBS" | sed 's/.*\/\(.*\)/\1/; q'`
             if test x$have_loadso != xyes && \
                test x$enable_directfb_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic directfb loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic directfb loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic directfb loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic directfb loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_directfb_shared = xyes && test x$directfb_lib != x; then
                 directfb_shared=yes
                 echo "-- dynamic libdirectfb -> $directfb_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC "$directfb_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_DIRECTFB_DYNAMIC \"$directfb_lib\"" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} directfb(dynamic)"
             else
@@ -23182,9 +25236,10 @@ _ACEOF
 CheckKMSDRM()
 {
     # Check whether --enable-video-kmsdrm was given.
-if test "${enable_video_kmsdrm+set}" = set; then :
+if test ${enable_video_kmsdrm+y}
+then :
   enableval=$enable_video_kmsdrm;
-else
+else $as_nop
   enable_video_kmsdrm=yes
 fi
 
@@ -23197,17 +25252,17 @@ fi
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libdrm >= 1.4.82" >&5
-$as_echo_n "checking for libdrm >= 1.4.82... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libdrm >= 1.4.82" >&5
+printf %s "checking for libdrm >= 1.4.82... " >&6; }
 
 if test -n "$LIBDRM_CFLAGS"; then
     pkg_cv_LIBDRM_CFLAGS="$LIBDRM_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdrm >= 1.4.82\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdrm >= 1.4.82\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libdrm >= 1.4.82") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBDRM_CFLAGS=`$PKG_CONFIG --cflags "libdrm >= 1.4.82" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23221,10 +25276,10 @@ if test -n "$LIBDRM_LIBS"; then
     pkg_cv_LIBDRM_LIBS="$LIBDRM_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdrm >= 1.4.82\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libdrm >= 1.4.82\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libdrm >= 1.4.82") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBDRM_LIBS=`$PKG_CONFIG --libs "libdrm >= 1.4.82" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23238,8 +25293,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -23256,29 +25311,29 @@ fi
 
 	libdrm_avail=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	libdrm_avail=no
 else
 	LIBDRM_CFLAGS=$pkg_cv_LIBDRM_CFLAGS
 	LIBDRM_LIBS=$pkg_cv_LIBDRM_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	libdrm_avail=yes
 fi
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gbm >= 11.1.0" >&5
-$as_echo_n "checking for gbm >= 11.1.0... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for gbm >= 11.1.0" >&5
+printf %s "checking for gbm >= 11.1.0... " >&6; }
 
 if test -n "$LIBGBM_CFLAGS"; then
     pkg_cv_LIBGBM_CFLAGS="$LIBGBM_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gbm >= 11.1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gbm >= 11.1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "gbm >= 11.1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBGBM_CFLAGS=`$PKG_CONFIG --cflags "gbm >= 11.1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23292,10 +25347,10 @@ if test -n "$LIBGBM_LIBS"; then
     pkg_cv_LIBGBM_LIBS="$LIBGBM_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gbm >= 11.1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"gbm >= 11.1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "gbm >= 11.1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBGBM_LIBS=`$PKG_CONFIG --libs "gbm >= 11.1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -23309,8 +25364,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -23327,14 +25382,14 @@ fi
 
 	libgbm_avail=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	libgbm_avail=no
 else
 	LIBGBM_CFLAGS=$pkg_cv_LIBGBM_CFLAGS
 	LIBGBM_LIBS=$pkg_cv_LIBGBM_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	libgbm_avail=yes
 fi
 
@@ -23344,54 +25399,49 @@ fi
 
         if test x$video_kmsdrm = xyes; then
             # Check whether --enable-kmsdrm-shared was given.
-if test "${enable_kmsdrm_shared+set}" = set; then :
+if test ${enable_kmsdrm_shared+y}
+then :
   enableval=$enable_kmsdrm_shared;
-else
+else $as_nop
   enable_kmsdrm_shared=yes
 fi
 
 
 
-$as_echo "#define SDL_VIDEO_DRIVER_KMSDRM 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_KMSDRM 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/kmsdrm/*.c"
             EXTRA_CFLAGS="$EXTRA_CFLAGS $LIBDRM_CFLAGS $LIBGBM_CFLAGS"
 
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for kmsdrm dynamic loading support" >&5
-$as_echo_n "checking for kmsdrm dynamic loading support... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for kmsdrm dynamic loading support" >&5
+printf %s "checking for kmsdrm dynamic loading support... " >&6; }
             kmsdrm_shared=no
             drm_lib=`find_lib "libdrm.so.*" "$LIBDRM_LIBS"`
             gbm_lib=`find_lib "libgbm.so.*" "$LIBGBM_LIBS"`
             if test x$have_loadso != xyes && \
                test x$enable_kmsdrm_shared = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic kmsdrm loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic kmsdrm loading" >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic kmsdrm loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic kmsdrm loading" >&2;}
             fi
             if test x$have_loadso = xyes && \
                test x$enable_kmsdrm_shared = xyes && test x$drm_lib != x && test x$gbm_lib != x; then
                 kmsdrm_shared=yes
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC "$drm_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC \"$drm_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM "$gbm_lib"
-_ACEOF
+printf "%s\n" "#define SDL_VIDEO_DRIVER_KMSDRM_DYNAMIC_GBM \"$gbm_lib\"" >>confdefs.h
 
 
-cat >>confdefs.h <<_ACEOF
-#define HAVE_KMSDRM_SHARED "TRUE"
-_ACEOF
+printf "%s\n" "#define HAVE_KMSDRM_SHARED \"TRUE\"" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} kmsdrm(dynamic)"
             else
                 EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBDRM_LIBS $LIBGBM_LIBS"
                 SUMMARY_video="${SUMMARY_video} kmsdrm"
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $kmsdrm_shared" >&5
-$as_echo "$kmsdrm_shared" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $kmsdrm_shared" >&5
+printf "%s\n" "$kmsdrm_shared" >&6; }
             if test x$kmsdrm_shared = xyes; then
                 echo "-- dynamic libdrm -> $drm_lib"
                 echo "-- dynamic libgbm -> $gbm_lib"
@@ -23404,15 +25454,16 @@ $as_echo "$kmsdrm_shared" >&6; }
 CheckDummyVideo()
 {
     # Check whether --enable-video-dummy was given.
-if test "${enable_video_dummy+set}" = set; then :
+if test ${enable_video_dummy+y}
+then :
   enableval=$enable_video_dummy;
-else
+else $as_nop
   enable_video_dummy=yes
 fi
 
     if test x$enable_video_dummy = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_DUMMY 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
         have_video=yes
@@ -23423,15 +25474,16 @@ $as_echo "#define SDL_VIDEO_DRIVER_DUMMY 1" >>confdefs.h
 CheckOffscreenVideo()
 {
     # Check whether --enable-video-offscreen was given.
-if test "${enable_video_offscreen+set}" = set; then :
+if test ${enable_video_offscreen+y}
+then :
   enableval=$enable_video_offscreen;
-else
+else $as_nop
   enable_video_offscreen=no
 fi
 
     if test x$enable_video_offscreen = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_OFFSCREEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_OFFSCREEN 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/video/offscreen/*.c"
         have_video=yes
@@ -23443,7 +25495,7 @@ CheckQNXVideo()
 {
     if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_QNX 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_QNX 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/video/qnx/*.c"
         have_video=yes
@@ -23456,7 +25508,7 @@ CheckQNXAudio()
 {
     if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_QSA 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_QSA 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/audio/qsa/*.c"
         have_audio=yes
@@ -23466,9 +25518,10 @@ $as_echo "#define SDL_AUDIO_DRIVER_QSA 1" >>confdefs.h
 }
 
 # Check whether --enable-video-opengl was given.
-if test "${enable_video_opengl+set}" = set; then :
+if test ${enable_video_opengl+y}
+then :
   enableval=$enable_video_opengl;
-else
+else $as_nop
   enable_video_opengl=yes
 fi
 
@@ -23476,8 +25529,8 @@ fi
 CheckGLX()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GLX support" >&5
-$as_echo_n "checking for GLX support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GLX support" >&5
+printf %s "checking for GLX support... " >&6; }
         video_opengl_glx=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23485,48 +25538,52 @@ $as_echo_n "checking for GLX support... " >&6; }
          #include <GL/glx.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengl_glx=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengl_glx" >&5
-$as_echo "$video_opengl_glx" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengl_glx" >&5
+printf "%s\n" "$video_opengl_glx" >&6; }
         if test x$video_opengl_glx = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_GLX 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_GLX 1" >>confdefs.h
 
         fi
     fi
 }
 
 # Check whether --enable-video-opengles was given.
-if test "${enable_video_opengles+set}" = set; then :
+if test ${enable_video_opengles+y}
+then :
   enableval=$enable_video_opengles;
-else
+else $as_nop
   enable_video_opengles=yes
 fi
 
 # Check whether --enable-video-opengles1 was given.
-if test "${enable_video_opengles1+set}" = set; then :
+if test ${enable_video_opengles1+y}
+then :
   enableval=$enable_video_opengles1;
-else
+else $as_nop
   enable_video_opengles1=yes
 fi
 
 # Check whether --enable-video-opengles2 was given.
-if test "${enable_video_opengles2+set}" = set; then :
+if test ${enable_video_opengles2+y}
+then :
   enableval=$enable_video_opengles2;
-else
+else $as_nop
   enable_video_opengles2=yes
 fi
 
@@ -23534,8 +25591,8 @@ fi
 CheckEGL()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes || test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
-$as_echo_n "checking for EGL support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
+printf %s "checking for EGL support... " >&6; }
         video_opengl_egl=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23548,22 +25605,23 @@ $as_echo_n "checking for EGL support... " >&6; }
           #include <EGL/eglext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengl_egl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
-$as_echo "$video_opengl_egl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
+printf "%s\n" "$video_opengl_egl" >&6; }
         if test x$video_opengl_egl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
 
         fi
     fi
@@ -23572,8 +25630,8 @@ $as_echo "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
 CheckOpenGL()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL headers" >&5
-$as_echo_n "checking for OpenGL headers... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL headers" >&5
+printf %s "checking for OpenGL headers... " >&6; }
         video_opengl=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23582,25 +25640,26 @@ $as_echo_n "checking for OpenGL headers... " >&6; }
          #include <GL/glext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengl" >&5
-$as_echo "$video_opengl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengl" >&5
+printf "%s\n" "$video_opengl" >&6; }
         if test x$video_opengl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
 
             SUMMARY_video="${SUMMARY_video} opengl"
         fi
@@ -23611,8 +25670,8 @@ CheckOpenGLES()
 {
     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
         if test x$enable_video_opengles1 = xyes; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v1 headers" >&5
-$as_echo_n "checking for OpenGL ES v1 headers... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v1 headers" >&5
+printf %s "checking for OpenGL ES v1 headers... " >&6; }
             video_opengles_v1=no
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23621,33 +25680,34 @@ $as_echo_n "checking for OpenGL ES v1 headers... " >&6; }
              #include <GLES/glext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengles_v1=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v1" >&5
-$as_echo "$video_opengles_v1" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v1" >&5
+printf "%s\n" "$video_opengles_v1" >&6; }
             if test x$video_opengles_v1 = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES 1" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} opengl_es1"
             fi
         fi
 
         if test x$enable_video_opengles2 = xyes; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
-$as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
+printf %s "checking for OpenGL ES v2 headers... " >&6; }
             video_opengles_v2=no
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23656,25 +25716,26 @@ $as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
              #include <GLES2/gl2ext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengles_v2=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
-$as_echo "$video_opengles_v2" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
+printf "%s\n" "$video_opengles_v2" >&6; }
             if test x$video_opengles_v2 = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} opengl_es2"
             fi
@@ -23686,13 +25747,13 @@ CheckWINDOWSGL()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_WGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_WGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
 
         SUMMARY_video="${SUMMARY_video} opengl"
     fi
@@ -23702,8 +25763,8 @@ CheckWINDOWSGLES()
 {
     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
-$as_echo_n "checking for EGL support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
+printf %s "checking for EGL support... " >&6; }
         video_opengl_egl=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23711,31 +25772,32 @@ $as_echo_n "checking for EGL support... " >&6; }
          #include <EGL/egl.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengl_egl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
-$as_echo "$video_opengl_egl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
+printf "%s\n" "$video_opengl_egl" >&6; }
         if test x$video_opengl_egl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
 
             SUMMARY_video="${SUMMARY_video} opengl_es1"
         fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
-$as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
+printf %s "checking for OpenGL ES v2 headers... " >&6; }
         video_opengles_v2=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23744,28 +25806,29 @@ $as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
          #include <GLES2/gl2ext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengles_v2=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
-$as_echo "$video_opengles_v2" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
+printf "%s\n" "$video_opengles_v2" >&6; }
         if test x$video_opengles_v2 = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
             SUMMARY_video="${SUMMARY_video} opengl_es2"
         fi
@@ -23776,13 +25839,13 @@ CheckHaikuGL()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_HAIKU 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
 
         EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lGL"
         SUMMARY_video="${SUMMARY_video} opengl"
@@ -23793,13 +25856,13 @@ CheckMacGL()
 {
     if test x$enable_video = xyes -a x$enable_video_opengl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_CGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_CGL 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL 1" >>confdefs.h
 
         SUMMARY_video="${SUMMARY_video} opengl"
     fi
@@ -23810,14 +25873,14 @@ CheckMacGLES()
     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
         video_opengl_egl=yes
 
-$as_echo "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
 
         video_opengles_v2=yes
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
         SUMMARY_video="${SUMMARY_video} opengl_es2"
     fi
@@ -23826,8 +25889,8 @@ $as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 CheckEmscriptenGLES()
 {
     if test x$enable_video = xyes -a x$enable_video_opengles = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
-$as_echo_n "checking for EGL support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for EGL support" >&5
+printf %s "checking for EGL support... " >&6; }
         video_opengl_egl=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23835,27 +25898,28 @@ $as_echo_n "checking for EGL support... " >&6; }
          #include <EGL/egl.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengl_egl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
-$as_echo "$video_opengl_egl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengl_egl" >&5
+printf "%s\n" "$video_opengl_egl" >&6; }
         if test x$video_opengl_egl = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_EGL 1" >>confdefs.h
 
         fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
-$as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES v2 headers" >&5
+printf %s "checking for OpenGL ES v2 headers... " >&6; }
         video_opengles_v2=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23864,25 +25928,26 @@ $as_echo_n "checking for OpenGL ES v2 headers... " >&6; }
          #include <GLES2/gl2ext.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   video_opengles_v2=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
-$as_echo "$video_opengles_v2" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $video_opengles_v2" >&5
+printf "%s\n" "$video_opengles_v2" >&6; }
         if test x$video_opengles_v2 = xyes; then
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
             SUMMARY_video="${SUMMARY_video} opengl_es2"
         fi
@@ -23890,9 +25955,10 @@ $as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 }
 
 # Check whether --enable-video-vulkan was given.
-if test "${enable_video_vulkan+set}" = set; then :
+if test ${enable_video_vulkan+y}
+then :
   enableval=$enable_video_vulkan;
-else
+else $as_nop
   enable_video_vulkan=yes
 fi
 
@@ -23910,19 +25976,20 @@ CheckVulkan()
                   #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   enable_video_vulkan=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                 ;;
             *-*-darwin*)
                 save_CFLAGS="$CFLAGS"
@@ -23939,19 +26006,20 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
                   #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   enable_video_vulkan=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                 CFLAGS="$save_CFLAGS"
                 ;;
             *)
@@ -23960,18 +26028,18 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
         if test x$enable_video_vulkan = xno; then
             # For reasons I am totally unable to see, I get an undefined macro error if
             # I put this in the AC_TRY_COMPILE.
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Vulkan does not work on this configuration." >&5
-$as_echo "$as_me: WARNING: Vulkan does not work on this configuration." >&2;}
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Vulkan does not work on this configuration." >&5
+printf "%s\n" "$as_me: WARNING: Vulkan does not work on this configuration." >&2;}
         fi
     fi
     if test x$have_loadso != xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Vulkan support is available, but disabled because there's no loadso." >&5
-$as_echo "$as_me: WARNING: Vulkan support is available, but disabled because there's no loadso." >&2;}
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: Vulkan support is available, but disabled because there's no loadso." >&5
+printf "%s\n" "$as_me: WARNING: Vulkan support is available, but disabled because there's no loadso." >&2;}
         enable_video_vulkan=no
     fi
     if test x$enable_video_vulkan = xyes; then
 
-$as_echo "#define SDL_VIDEO_VULKAN 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_VULKAN 1" >>confdefs.h
 
         SUMMARY_video="${SUMMARY_video} vulkan"
     fi
@@ -23979,8 +26047,8 @@ $as_echo "#define SDL_VIDEO_VULKAN 1" >>confdefs.h
 
 CheckInputEvents()
 {
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Linux 2.4 unified input interface" >&5
-$as_echo_n "checking for Linux 2.4 unified input interface... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Linux 2.4 unified input interface" >&5
+printf %s "checking for Linux 2.4 unified input interface... " >&6; }
         use_input_events=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -23988,7 +26056,7 @@ $as_echo_n "checking for Linux 2.4 unified input interface... " >&6; }
           #include <linux/input.h>
 
 int
-main ()
+main (void)
 {
 
           #ifndef EVIOCGNAME
@@ -23999,15 +26067,16 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   use_input_events=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $use_input_events" >&5
-$as_echo "$use_input_events" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $use_input_events" >&5
+printf "%s\n" "$use_input_events" >&6; }
         if test x$use_input_events = xyes; then
 
-$as_echo "#define SDL_INPUT_LINUXEV 1" >>confdefs.h
+printf "%s\n" "#define SDL_INPUT_LINUXEV 1" >>confdefs.h
 
             SUMMARY_input="${SUMMARY_input} linuxev"
         fi
@@ -24015,8 +26084,8 @@ $as_echo "#define SDL_INPUT_LINUXEV 1" >>confdefs.h
 
 CheckInputKD()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Linux kd.h" >&5
-$as_echo_n "checking for Linux kd.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for Linux kd.h" >&5
+printf %s "checking for Linux kd.h... " >&6; }
     use_input_kd=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24025,7 +26094,7 @@ $as_echo_n "checking for Linux kd.h... " >&6; }
       #include <linux/keyboard.h>
 
 int
-main ()
+main (void)
 {
 
         struct kbentry kbe;
@@ -24036,15 +26105,16 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   use_input_kd=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $use_input_kd" >&5
-$as_echo "$use_input_kd" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $use_input_kd" >&5
+printf "%s\n" "$use_input_kd" >&6; }
     if test x$use_input_kd = xyes; then
 
-$as_echo "#define SDL_INPUT_LINUXKD 1" >>confdefs.h
+printf "%s\n" "#define SDL_INPUT_LINUXKD 1" >>confdefs.h
 
         SUMMARY_input="${SUMMARY_input} linuxkd"
     fi
@@ -24052,8 +26122,8 @@ $as_echo "#define SDL_INPUT_LINUXKD 1" >>confdefs.h
 
 CheckInputKBIO()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FreeBSD kbio.h" >&5
-$as_echo_n "checking for FreeBSD kbio.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for FreeBSD kbio.h" >&5
+printf %s "checking for FreeBSD kbio.h... " >&6; }
     use_input_kbio=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24062,7 +26132,7 @@ $as_echo_n "checking for FreeBSD kbio.h... " >&6; }
       #include <sys/ioctl.h>
 
 int
-main ()
+main (void)
 {
 
         accentmap_t accTable;
@@ -24072,15 +26142,16 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   use_input_kbio=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $use_input_kbio" >&5
-$as_echo "$use_input_kbio" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $use_input_kbio" >&5
+printf "%s\n" "$use_input_kbio" >&6; }
     if test x$use_input_kbio = xyes; then
 
-$as_echo "#define SDL_INPUT_FBSDKBIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_INPUT_FBSDKBIO 1" >>confdefs.h
 
         SUMMARY_input="${SUMMARY_input} fbsdkbio"
     fi
@@ -24088,8 +26159,8 @@ $as_echo "#define SDL_INPUT_FBSDKBIO 1" >>confdefs.h
 
 CheckInputWSCONS()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenBSD wscons" >&5
-$as_echo_n "checking for OpenBSD wscons... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenBSD wscons" >&5
+printf %s "checking for OpenBSD wscons... " >&6; }
     use_input_wscons=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24101,7 +26172,7 @@ $as_echo_n "checking for OpenBSD wscons... " >&6; }
      #include <sys/ioctl.h>
 
 int
-main ()
+main (void)
 {
 
      struct wskbd_map_data data;
@@ -24111,15 +26182,16 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   use_input_wscons=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $use_input_wscons" >&5
-$as_echo "$use_input_wscons" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $use_input_wscons" >&5
+printf "%s\n" "$use_input_wscons" >&6; }
     if test x$use_input_wscons = xyes; then
 
-$as_echo "#define SDL_INPUT_WSCONS 1" >>confdefs.h
+printf "%s\n" "#define SDL_INPUT_WSCONS 1" >>confdefs.h
 
         SUMMARY_input="${SUMMARY_input} wscons"
     fi
@@ -24128,33 +26200,32 @@ $as_echo "#define SDL_INPUT_WSCONS 1" >>confdefs.h
 CheckLibUDev()
 {
     # Check whether --enable-libudev was given.
-if test "${enable_libudev+set}" = set; then :
+if test ${enable_libudev+y}
+then :
   enableval=$enable_libudev;
-else
+else $as_nop
   enable_libudev=yes
 fi
 
     if test x$enable_libudev = xyes; then
-        ac_fn_c_check_header_mongrel "$LINENO" "libudev.h" "ac_cv_header_libudev_h" "$ac_includes_default"
-if test "x$ac_cv_header_libudev_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "libudev.h" "ac_cv_header_libudev_h" "$ac_includes_default"
+if test "x$ac_cv_header_libudev_h" = xyes
+then :
   have_libudev_h_hdr=yes
-else
+else $as_nop
   have_libudev_h_hdr=no
 fi
 
-
         if test x$have_libudev_h_hdr = xyes; then
 
-$as_echo "#define HAVE_LIBUDEV_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_LIBUDEV_H 1" >>confdefs.h
 
 
             udev_lib=`find_lib "libudev.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`
             if test x$udev_lib != x; then
                 echo "-- dynamic udev -> $udev_lib"
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_UDEV_DYNAMIC "$udev_lib"
-_ACEOF
+printf "%s\n" "#define SDL_UDEV_DYNAMIC \"$udev_lib\"" >>confdefs.h
 
             fi
         fi
@@ -24164,26 +26235,27 @@ _ACEOF
 CheckDBus()
 {
     # Check whether --enable-dbus was given.
-if test "${enable_dbus+set}" = set; then :
+if test ${enable_dbus+y}
+then :
   enableval=$enable_dbus;
-else
+else $as_nop
   enable_dbus=yes
 fi
 
     if test x$enable_dbus = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for dbus-1" >&5
-$as_echo_n "checking for dbus-1... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dbus-1" >&5
+printf %s "checking for dbus-1... " >&6; }
 
 if test -n "$DBUS_CFLAGS"; then
     pkg_cv_DBUS_CFLAGS="$DBUS_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
   ($PKG_CONFIG --exists --print-errors "dbus-1") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DBUS_CFLAGS=`$PKG_CONFIG --cflags "dbus-1" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -24197,10 +26269,10 @@ if test -n "$DBUS_LIBS"; then
     pkg_cv_DBUS_LIBS="$DBUS_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"dbus-1\""; } >&5
   ($PKG_CONFIG --exists --print-errors "dbus-1") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_DBUS_LIBS=`$PKG_CONFIG --libs "dbus-1" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -24214,8 +26286,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -24232,30 +26304,30 @@ fi
 
 	have_dbus=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	have_dbus=no
 else
 	DBUS_CFLAGS=$pkg_cv_DBUS_CFLAGS
 	DBUS_LIBS=$pkg_cv_DBUS_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	have_dbus=yes
 fi
         save_CPPFLAGS="$CPPFLAGS"
         CPPFLAGS="$save_CPPFLAGS $DBUS_CFLAGS"
-        ac_fn_c_check_header_mongrel "$LINENO" "dbus/dbus.h" "ac_cv_header_dbus_dbus_h" "$ac_includes_default"
-if test "x$ac_cv_header_dbus_dbus_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "dbus/dbus.h" "ac_cv_header_dbus_dbus_h" "$ac_includes_default"
+if test "x$ac_cv_header_dbus_dbus_h" = xyes
+then :
   have_dbus_dbus_h_hdr=yes
-else
+else $as_nop
   have_dbus_dbus_h_hdr=no
 fi
 
-
         CPPFLAGS="$save_CPPFLAGS"
         if test x$have_dbus_dbus_h_hdr = xyes; then
 
-$as_echo "#define HAVE_DBUS_DBUS_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DBUS_DBUS_H 1" >>confdefs.h
 
             EXTRA_CFLAGS="$EXTRA_CFLAGS $DBUS_CFLAGS"
             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_dbus.c"
@@ -24266,15 +26338,16 @@ $as_echo "#define HAVE_DBUS_DBUS_H 1" >>confdefs.h
 CheckIME()
 {
     # Check whether --enable-ime was given.
-if test "${enable_ime+set}" = set; then :
+if test ${enable_ime+y}
+then :
   enableval=$enable_ime;
-else
+else $as_nop
   enable_ime=yes
 fi
 
     if test x$enable_ime = xyes; then
 
-$as_echo "#define SDL_USE_IME 1" >>confdefs.h
+printf "%s\n" "#define SDL_USE_IME 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
     fi
@@ -24287,43 +26360,37 @@ CheckInotify()
      *-*-freebsd*) LIBS="$LIBS -linotify"
       ;;
     esac
-    for ac_header in sys/inotify.h
+           for ac_header in sys/inotify.h
 do :
-  ac_fn_c_check_header_mongrel "$LINENO" "sys/inotify.h" "ac_cv_header_sys_inotify_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_inotify_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYS_INOTIFY_H 1
-_ACEOF
+  ac_fn_c_check_header_compile "$LINENO" "sys/inotify.h" "ac_cv_header_sys_inotify_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_inotify_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_SYS_INOTIFY_H 1" >>confdefs.h
  have_inotify_inotify_h_hdr=yes
 fi
 
 done
 
-    for ac_func in inotify_init
+  for ac_func in inotify_init
 do :
   ac_fn_c_check_func "$LINENO" "inotify_init" "ac_cv_func_inotify_init"
-if test "x$ac_cv_func_inotify_init" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_INOTIFY_INIT 1
-_ACEOF
+if test "x$ac_cv_func_inotify_init" = xyes
+then :
+  printf "%s\n" "#define HAVE_INOTIFY_INIT 1" >>confdefs.h
  have_inotify=yes
 fi
-done
 
-    for ac_func in inotify_init1
-do :
-  ac_fn_c_check_func "$LINENO" "inotify_init1" "ac_cv_func_inotify_init1"
-if test "x$ac_cv_func_inotify_init1" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_INOTIFY_INIT1 1
-_ACEOF
+done
+    ac_fn_c_check_func "$LINENO" "inotify_init1" "ac_cv_func_inotify_init1"
+if test "x$ac_cv_func_inotify_init1" = xyes
+then :
+  printf "%s\n" "#define HAVE_INOTIFY_INIT1 1" >>confdefs.h
 
 fi
-done
 
     if test x$have_inotify_inotify_h_hdr = xyes -a x$have_inotify = xyes; then
 
-$as_echo "#define HAVE_INOTIFY 1" >>confdefs.h
+printf "%s\n" "#define HAVE_INOTIFY 1" >>confdefs.h
 
         case "$host" in
             *-*-freebsd*)
@@ -24337,26 +26404,27 @@ $as_echo "#define HAVE_INOTIFY 1" >>confdefs.h
 CheckIBus()
 {
     # Check whether --enable-ibus was given.
-if test "${enable_ibus+set}" = set; then :
+if test ${enable_ibus+y}
+then :
   enableval=$enable_ibus;
-else
+else $as_nop
   enable_ibus=yes
 fi
 
     if test x$enable_ibus = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ibus-1.0" >&5
-$as_echo_n "checking for ibus-1.0... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ibus-1.0" >&5
+printf %s "checking for ibus-1.0... " >&6; }
 
 if test -n "$IBUS_CFLAGS"; then
     pkg_cv_IBUS_CFLAGS="$IBUS_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ibus-1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ibus-1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "ibus-1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_IBUS_CFLAGS=`$PKG_CONFIG --cflags "ibus-1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -24370,10 +26438,10 @@ if test -n "$IBUS_LIBS"; then
     pkg_cv_IBUS_LIBS="$IBUS_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ibus-1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"ibus-1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "ibus-1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_IBUS_LIBS=`$PKG_CONFIG --libs "ibus-1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -24387,8 +26455,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -24405,43 +26473,43 @@ fi
 
 	have_ibus=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	have_ibus=no
 else
 	IBUS_CFLAGS=$pkg_cv_IBUS_CFLAGS
 	IBUS_LIBS=$pkg_cv_IBUS_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	have_ibus=yes
 fi
         save_CPPFLAGS="$CPPFLAGS"
         CPPFLAGS="$save_CPPFLAGS $IBUS_CFLAGS"
-        ac_fn_c_check_header_mongrel "$LINENO" "ibus-1.0/ibus.h" "ac_cv_header_ibus_1_0_ibus_h" "$ac_includes_default"
-if test "x$ac_cv_header_ibus_1_0_ibus_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "ibus-1.0/ibus.h" "ac_cv_header_ibus_1_0_ibus_h" "$ac_includes_default"
+if test "x$ac_cv_header_ibus_1_0_ibus_h" = xyes
+then :
   have_ibus_ibus_h_hdr=yes
-else
+else $as_nop
   have_ibus_ibus_h_hdr=no
 fi
 
-
         CPPFLAGS="$save_CPPFLAGS"
         if test x$have_ibus_ibus_h_hdr = xyes; then
             if test x$enable_ime != xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for IBus." >&5
-$as_echo "$as_me: WARNING: IME support is required for IBus." >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for IBus." >&5
+printf "%s\n" "$as_me: WARNING: IME support is required for IBus." >&2;}
                 have_ibus_ibus_h_hdr=no
             elif test x$enable_dbus != xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for IBus." >&5
-$as_echo "$as_me: WARNING: DBus support is required for IBus." >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for IBus." >&5
+printf "%s\n" "$as_me: WARNING: DBus support is required for IBus." >&2;}
                 have_ibus_ibus_h_hdr=no
             elif test x$have_inotify_inotify_h_hdr != xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: INotify support is required for IBus." >&5
-$as_echo "$as_me: WARNING: INotify support is required for IBus." >&2;}
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: INotify support is required for IBus." >&5
+printf "%s\n" "$as_me: WARNING: INotify support is required for IBus." >&2;}
                 have_ibus_ibus_h_hdr=no
             else
 
-$as_echo "#define HAVE_IBUS_IBUS_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_IBUS_IBUS_H 1" >>confdefs.h
 
                 EXTRA_CFLAGS="$EXTRA_CFLAGS $IBUS_CFLAGS"
                 SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ibus.c"
@@ -24453,40 +26521,42 @@ $as_echo "#define HAVE_IBUS_IBUS_H 1" >>confdefs.h
 CheckFcitx()
 {
     # Check whether --enable-fcitx was given.
-if test "${enable_fcitx+set}" = set; then :
+if test ${enable_fcitx+y}
+then :
   enableval=$enable_fcitx;
-else
+else $as_nop
   enable_fcitx=yes
 fi
 
     if test x$enable_fcitx = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fcitx support" >&5
-$as_echo_n "checking for fcitx support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for fcitx support" >&5
+printf %s "checking for fcitx support... " >&6; }
         have_fcitx=no
         if test x$enable_ime != xyes; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for fcitx." >&5
-$as_echo "$as_me: WARNING: IME support is required for fcitx." >&2;}
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: IME support is required for fcitx." >&5
+printf "%s\n" "$as_me: WARNING: IME support is required for fcitx." >&2;}
         elif test x$have_dbus_dbus_h_hdr != xyes; then
-            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for fcitx." >&5
-$as_echo "$as_me: WARNING: DBus support is required for fcitx." >&2;}
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: DBus support is required for fcitx." >&5
+printf "%s\n" "$as_me: WARNING: DBus support is required for fcitx." >&2;}
         else
             have_fcitx=yes
 
-$as_echo "#define HAVE_FCITX 1" >>confdefs.h
+printf "%s\n" "#define HAVE_FCITX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/core/linux/SDL_fcitx.c"
         fi
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_fcitx" >&5
-$as_echo "$have_fcitx" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_fcitx" >&5
+printf "%s\n" "$have_fcitx" >&6; }
     fi
 }
 
 CheckJoystickMFI()
 {
     # Check whether --enable-joystick-mfi was given.
-if test "${enable_joystick_mfi+set}" = set; then :
+if test ${enable_joystick_mfi+y}
+then :
   enableval=$enable_joystick_mfi;
-else
+else $as_nop
   enable_joystick_mfi=yes
 fi
 
@@ -24496,8 +26566,8 @@ fi
         save_LDFLAGS="$LDFLAGS"
         CFLAGS="$CFLAGS -x objective-c -fobjc-weak"
         LDFLAGS="$LDFLAGS -Wl,-weak_framework,CoreHaptics -Wl,-weak_framework,GameController"
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for GameController framework" >&5
-$as_echo_n "checking for GameController framework... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for GameController framework" >&5
+printf %s "checking for GameController framework... " >&6; }
         enable_joystick_mfi=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24507,7 +26577,7 @@ $as_echo_n "checking for GameController framework... " >&6; }
           #import <GameController/GameController.h>
 
 int
-main ()
+main (void)
 {
 
           #if MAC_OS_X_VERSION_MIN_REQUIRED < 1080
@@ -24521,19 +26591,20 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   enable_joystick_mfi=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
         CFLAGS="$save_CFLAGS"
         LDFLAGS="$save_LDFLAGS"
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_joystick_mfi" >&5
-$as_echo "$enable_joystick_mfi" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $enable_joystick_mfi" >&5
+printf "%s\n" "$enable_joystick_mfi" >&6; }
         if test x$enable_joystick_mfi = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_MFI 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_MFI 1" >>confdefs.h
 
             EXTRA_CFLAGS="$EXTRA_CFLAGS -fobjc-weak -Wno-unused-command-line-argument"
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-weak_framework,CoreHaptics -Wl,-weak_framework,GameController"
@@ -24555,16 +26626,18 @@ CheckPTHREAD()
     esac
 
     # Check whether --enable-pthreads was given.
-if test "${enable_pthreads+set}" = set; then :
+if test ${enable_pthreads+y}
+then :
   enableval=$enable_pthreads;
-else
+else $as_nop
   enable_pthreads=maybe
 fi
 
     # Check whether --enable-pthread-sem was given.
-if test "${enable_pthread_sem+set}" = set; then :
+if test ${enable_pthread_sem+y}
+then :
   enableval=$enable_pthread_sem;
-else
+else $as_nop
   enable_pthread_sem=maybe
 fi
 
@@ -24656,8 +26729,8 @@ fi
         # Add the pthread compiler flags and libraries
         CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
         # Check to see if we have pthread support on this system
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthreads" >&5
-$as_echo_n "checking for pthreads... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthreads" >&5
+printf %s "checking for pthreads... " >&6; }
         use_pthreads=no
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24665,7 +26738,7 @@ $as_echo_n "checking for pthreads... " >&6; }
          #include <pthread.h>
 
 int
-main ()
+main (void)
 {
 
          pthread_attr_t type;
@@ -24675,20 +26748,21 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   use_pthreads=yes
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $use_pthreads" >&5
-$as_echo "$use_pthreads" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $use_pthreads" >&5
+printf "%s\n" "$use_pthreads" >&6; }
         # Restore the compiler flags and libraries
         CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
 
         # Do futher testing if we have pthread support...
         if test x$use_pthreads = xyes; then
 
-$as_echo "#define SDL_THREAD_PTHREAD 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_PTHREAD 1" >>confdefs.h
 
             EXTRA_CFLAGS="$EXTRA_CFLAGS $pthread_cflags"
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS $pthread_lib"
@@ -24700,8 +26774,8 @@ $as_echo "#define SDL_THREAD_PTHREAD 1" >>confdefs.h
             CFLAGS="$CFLAGS $pthread_cflags"; LIBS="$LIBS $pthread_lib"
 
             # Check to see if recursive mutexes are available
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for recursive mutexes" >&5
-$as_echo_n "checking for recursive mutexes... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for recursive mutexes" >&5
+printf %s "checking for recursive mutexes... " >&6; }
             has_recursive_mutexes=no
             if test x$has_recursive_mutexes = xno; then
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -24711,7 +26785,7 @@ $as_echo_n "checking for recursive mutexes... " >&6; }
                   #include <pthread.h>
 
 int
-main ()
+main (void)
 {
 
                   pthread_mutexattr_t attr;
@@ -24721,15 +26795,16 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
                 has_recursive_mutexes=yes
 
-$as_echo "#define SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_PTHREAD_RECURSIVE_MUTEX 1" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
             fi
             if test x$has_recursive_mutexes = xno; then
@@ -24740,7 +26815,7 @@ rm -f core conftest.err conftest.$ac_objext \
                   #include <pthread.h>
 
 int
-main ()
+main (void)
 {
 
                   pthread_mutexattr_t attr;
@@ -24750,24 +26825,25 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
                 has_recursive_mutexes=yes
 
-$as_echo "#define SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP 1" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
             fi
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $has_recursive_mutexes" >&5
-$as_echo "$has_recursive_mutexes" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $has_recursive_mutexes" >&5
+printf "%s\n" "$has_recursive_mutexes" >&6; }
 
             # Check to see if pthread semaphore support is missing
             if test x$enable_pthread_sem = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread semaphores" >&5
-$as_echo_n "checking for pthread semaphores... " >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread semaphores" >&5
+printf %s "checking for pthread semaphores... " >&6; }
                 have_pthread_sem=no
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24776,23 +26852,24 @@ $as_echo_n "checking for pthread semaphores... " >&6; }
                   #include <semaphore.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_pthread_sem=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-                { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_pthread_sem" >&5
-$as_echo "$have_pthread_sem" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_pthread_sem" >&5
+printf "%s\n" "$have_pthread_sem" >&6; }
             fi
             if test x$have_pthread_sem = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sem_timedwait" >&5
-$as_echo_n "checking for sem_timedwait... " >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sem_timedwait" >&5
+printf %s "checking for sem_timedwait... " >&6; }
                 have_sem_timedwait=no
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24801,7 +26878,7 @@ $as_echo_n "checking for sem_timedwait... " >&6; }
                   #include <semaphore.h>
 
 int
-main ()
+main (void)
 {
 
                   sem_timedwait(NULL, NULL);
@@ -24810,109 +26887,106 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
                 have_sem_timedwait=yes
 
-$as_echo "#define HAVE_SEM_TIMEDWAIT 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SEM_TIMEDWAIT 1" >>confdefs.h
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-                { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_sem_timedwait" >&5
-$as_echo "$have_sem_timedwait" >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_sem_timedwait" >&5
+printf "%s\n" "$have_sem_timedwait" >&6; }
             fi
 
             ac_fn_c_check_header_compile "$LINENO" "pthread_np.h" "ac_cv_header_pthread_np_h" " #include <pthread.h>
 "
-if test "x$ac_cv_header_pthread_np_h" = xyes; then :
+if test "x$ac_cv_header_pthread_np_h" = xyes
+then :
   have_pthread_np_h=yes
-else
+else $as_nop
   have_pthread_np_h=no
 fi
 
-
             if test x$have_pthread_np_h = xyes; then
 
-$as_echo "#define HAVE_PTHREAD_NP_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_PTHREAD_NP_H 1" >>confdefs.h
 
             fi
 
             # Check to see if pthread naming is available
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_setname_np" >&5
-$as_echo_n "checking for pthread_setname_np... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_setname_np" >&5
+printf %s "checking for pthread_setname_np... " >&6; }
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char pthread_setname_np ();
 int
-main ()
+main (void)
 {
 return pthread_setname_np ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
               has_pthread_setname_np=yes
 
-$as_echo "#define HAVE_PTHREAD_SETNAME_NP 1" >>confdefs.h
+printf "%s\n" "#define HAVE_PTHREAD_SETNAME_NP 1" >>confdefs.h
 
 
-else
+else $as_nop
 
               has_pthread_setname_np=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $has_pthread_setname_np" >&5
-$as_echo "$has_pthread_setname_np" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $has_pthread_setname_np" >&5
+printf "%s\n" "$has_pthread_setname_np" >&6; }
 
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_set_name_np" >&5
-$as_echo_n "checking for pthread_set_name_np... " >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for pthread_set_name_np" >&5
+printf %s "checking for pthread_set_name_np... " >&6; }
             cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char pthread_set_name_np ();
 int
-main ()
+main (void)
 {
 return pthread_set_name_np ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
               has_pthread_set_name_np=yes
 
-$as_echo "#define HAVE_PTHREAD_SET_NAME_NP 1" >>confdefs.h
+printf "%s\n" "#define HAVE_PTHREAD_SET_NAME_NP 1" >>confdefs.h
 
 
-else
+else $as_nop
 
               has_pthread_set_name_np=no
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
-            { $as_echo "$as_me:${as_lineno-$LINENO}: result: $has_pthread_set_name_np" >&5
-$as_echo "$has_pthread_set_name_np" >&6; }
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $has_pthread_set_name_np" >&5
+printf "%s\n" "$has_pthread_set_name_np" >&6; }
 
             # Restore the compiler flags and libraries
             CFLAGS="$ac_save_cflags"; LIBS="$ac_save_libs"
@@ -24946,8 +27020,8 @@ $as_echo "$has_pthread_set_name_np" >&6; }
 
 CheckWINDOWS()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking Windows compiler" >&5
-$as_echo_n "checking Windows compiler... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking Windows compiler" >&5
+printf %s "checking Windows compiler... " >&6; }
     have_win32_gcc=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24955,27 +27029,28 @@ $as_echo_n "checking Windows compiler... " >&6; }
      #include <windows.h>
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_win32_gcc=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_win32_gcc" >&5
-$as_echo "$have_win32_gcc" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_win32_gcc" >&5
+printf "%s\n" "$have_win32_gcc" >&6; }
     if test x$have_win32_gcc != xyes; then
        as_fn_error $? "
 *** Your compiler ($CC) does not produce Windows executables!
        " "$LINENO" 5
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking Windows CE" >&5
-$as_echo_n "checking Windows CE... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking Windows CE" >&5
+printf %s "checking Windows CE... " >&6; }
     have_wince=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -24985,14 +27060,15 @@ $as_echo_n "checking Windows CE... " >&6; }
 #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
     have_wince=yes
        as_fn_error $? "
@@ -25000,60 +27076,61 @@ if ac_fn_c_try_compile "$LINENO"; then :
        " "$LINENO" 5
 
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_wince" >&5
-$as_echo "$have_wince" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_wince" >&5
+printf "%s\n" "$have_wince" >&6; }
 
     # This fixes Windows stack alignment with newer GCC
     CheckStackBoundary
 
     # headers needed elsewhere
-    ac_fn_c_check_header_mongrel "$LINENO" "tpcshrd.h" "ac_cv_header_tpcshrd_h" "$ac_includes_default"
-if test "x$ac_cv_header_tpcshrd_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "tpcshrd.h" "ac_cv_header_tpcshrd_h" "$ac_includes_default"
+if test "x$ac_cv_header_tpcshrd_h" = xyes
+then :
   have_tpcshrd_h=yes
 fi
 
-
     if test x$have_tpcshrd_h = xyes; then
 
-$as_echo "#define HAVE_TPCSHRD_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_TPCSHRD_H 1" >>confdefs.h
 
     fi
-    ac_fn_c_check_header_mongrel "$LINENO" "roapi.h" "ac_cv_header_roapi_h" "$ac_includes_default"
-if test "x$ac_cv_header_roapi_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "roapi.h" "ac_cv_header_roapi_h" "$ac_includes_default"
+if test "x$ac_cv_header_roapi_h" = xyes
+then :
   have_roapi_h=yes
 fi
 
-
     if test x$have_roapi_h = xyes; then
 
-$as_echo "#define HAVE_ROAPI_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_ROAPI_H 1" >>confdefs.h
 
     fi
 }
 
 CheckOS2()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking OS/2 compiler" >&5
-$as_echo_n "checking OS/2 compiler... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking OS/2 compiler" >&5
+printf %s "checking OS/2 compiler... " >&6; }
     have_os2_gcc=no
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <os2.h>
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_os2_gcc=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_os2_gcc" >&5
-$as_echo "$have_os2_gcc" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_os2_gcc" >&5
+printf "%s\n" "$have_os2_gcc" >&6; }
     if test x$have_os2_gcc != xyes; then
        as_fn_error $? "
 *** Your compiler ($CC) does not produce OS/2 executables!
@@ -25064,27 +27141,28 @@ $as_echo "$have_os2_gcc" >&6; }
 CheckDIRECTX()
 {
     # Check whether --enable-directx was given.
-if test "${enable_directx+set}" = set; then :
+if test ${enable_directx+y}
+then :
   enableval=$enable_directx;
-else
+else $as_nop
   enable_directx=yes
 fi
 
     if test x$enable_directx = xyes; then
-        ac_fn_c_check_header_mongrel "$LINENO" "d3d9.h" "ac_cv_header_d3d9_h" "$ac_includes_default"
-if test "x$ac_cv_header_d3d9_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "d3d9.h" "ac_cv_header_d3d9_h" "$ac_includes_default"
+if test "x$ac_cv_header_d3d9_h" = xyes
+then :
   have_d3d=yes
 fi
 
-
-        ac_fn_c_check_header_mongrel "$LINENO" "d3d11_1.h" "ac_cv_header_d3d11_1_h" "$ac_includes_default"
-if test "x$ac_cv_header_d3d11_1_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "d3d11_1.h" "ac_cv_header_d3d11_1_h" "$ac_includes_default"
+if test "x$ac_cv_header_d3d11_1_h" = xyes
+then :
   have_d3d11=yes
 fi
 
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for d3d12 Windows SDK version" >&5
-$as_echo_n "checking for d3d12 Windows SDK version... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for d3d12 Windows SDK version" >&5
+printf %s "checking for d3d12 Windows SDK version... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -25097,62 +27175,63 @@ asdf
 #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_d3d12=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: have_d3d12" >&5
-$as_echo "have_d3d12" >&6; }
-        ac_fn_c_check_header_mongrel "$LINENO" "ddraw.h" "ac_cv_header_ddraw_h" "$ac_includes_default"
-if test "x$ac_cv_header_ddraw_h" = xyes; then :
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: have_d3d12" >&5
+printf "%s\n" "have_d3d12" >&6; }
+        ac_fn_c_check_header_compile "$LINENO" "ddraw.h" "ac_cv_header_ddraw_h" "$ac_includes_default"
+if test "x$ac_cv_header_ddraw_h" = xyes
+then :
   have_ddraw=yes
 fi
 
-
-        ac_fn_c_check_header_mongrel "$LINENO" "dsound.h" "ac_cv_header_dsound_h" "$ac_includes_default"
-if test "x$ac_cv_header_dsound_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "dsound.h" "ac_cv_header_dsound_h" "$ac_includes_default"
+if test "x$ac_cv_header_dsound_h" = xyes
+then :
   have_dsound=yes
 fi
 
-
-        ac_fn_c_check_header_mongrel "$LINENO" "dinput.h" "ac_cv_header_dinput_h" "$ac_includes_default"
-if test "x$ac_cv_header_dinput_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "dinput.h" "ac_cv_header_dinput_h" "$ac_includes_default"
+if test "x$ac_cv_header_dinput_h" = xyes
+then :
   have_dinput=yes
 fi
 
-
-        ac_fn_c_check_header_mongrel "$LINENO" "dxgi.h" "ac_cv_header_dxgi_h" "$ac_includes_default"
-if test "x$ac_cv_header_dxgi_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "dxgi.h" "ac_cv_header_dxgi_h" "$ac_includes_default"
+if test "x$ac_cv_header_dxgi_h" = xyes
+then :
   have_dxgi=yes
 fi
 
 
-
         if test x$have_ddraw = xyes; then
 
-$as_echo "#define HAVE_DDRAW_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DDRAW_H 1" >>confdefs.h
 
         fi
         if test x$have_dinput = xyes; then
 
-$as_echo "#define HAVE_DINPUT_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DINPUT_H 1" >>confdefs.h
 
         fi
         if test x$have_dsound = xyes; then
 
-$as_echo "#define HAVE_DSOUND_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DSOUND_H 1" >>confdefs.h
 
         fi
         if test x$have_dxgi = xyes; then
 
-$as_echo "#define HAVE_DXGI_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DXGI_H 1" >>confdefs.h
 
         fi
 
@@ -25166,23 +27245,24 @@ $as_echo "#define HAVE_DXGI_H 1" >>confdefs.h
     fi
 
     # Check whether --enable-xinput was given.
-if test "${enable_xinput+set}" = set; then :
+if test ${enable_xinput+y}
+then :
   enableval=$enable_xinput;
-else
+else $as_nop
   enable_xinput=yes
 fi
 
     if test x$enable_xinput = xyes; then
         have_xinput_gamepadex=no
         have_xinput_stateex=no
-        ac_fn_c_check_header_mongrel "$LINENO" "xinput.h" "ac_cv_header_xinput_h" "$ac_includes_default"
-if test "x$ac_cv_header_xinput_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "xinput.h" "ac_cv_header_xinput_h" "$ac_includes_default"
+if test "x$ac_cv_header_xinput_h" = xyes
+then :
   have_xinput=yes
 fi
 
-
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct XINPUT_GAMEPAD_EX" >&5
-$as_echo_n "checking for struct XINPUT_GAMEPAD_EX... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct XINPUT_GAMEPAD_EX" >&5
+printf %s "checking for struct XINPUT_GAMEPAD_EX... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -25191,21 +27271,22 @@ $as_echo_n "checking for struct XINPUT_GAMEPAD_EX... " >&6; }
 XINPUT_GAMEPAD_EX x1;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_xinput_gamepadex=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_xinput_gamepadex" >&5
-$as_echo "$have_xinput_gamepadex" >&6; }
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct XINPUT_STATE_EX" >&5
-$as_echo_n "checking for struct XINPUT_STATE_EX... " >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_xinput_gamepadex" >&5
+printf "%s\n" "$have_xinput_gamepadex" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct XINPUT_STATE_EX" >&5
+printf %s "checking for struct XINPUT_STATE_EX... " >&6; }
         cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -25214,39 +27295,40 @@ $as_echo_n "checking for struct XINPUT_STATE_EX... " >&6; }
 XINPUT_STATE_EX s1;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_xinput_stateex=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_xinput_stateex" >&5
-$as_echo "$have_xinput_stateex" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_xinput_stateex" >&5
+printf "%s\n" "$have_xinput_stateex" >&6; }
 
         if test x$have_xinput = xyes; then
 
-$as_echo "#define HAVE_XINPUT_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_XINPUT_H 1" >>confdefs.h
 
         fi
         if test x$have_xinput_gamepadex = xyes; then
 
-$as_echo "#define HAVE_XINPUT_GAMEPAD_EX 1" >>confdefs.h
+printf "%s\n" "#define HAVE_XINPUT_GAMEPAD_EX 1" >>confdefs.h
 
         fi
         if test x$have_xinput_stateex = xyes; then
 
-$as_echo "#define HAVE_XINPUT_STATE_EX 1" >>confdefs.h
+printf "%s\n" "#define HAVE_XINPUT_STATE_EX 1" >>confdefs.h
 
         fi
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for windows.gaming.input.h" >&5
-$as_echo_n "checking for windows.gaming.input.h... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for windows.gaming.input.h" >&5
+printf %s "checking for windows.gaming.input.h... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -25255,57 +27337,59 @@ $as_echo_n "checking for windows.gaming.input.h... " >&6; }
 __x_ABI_CWindows_CGaming_CInput_CIGamepadStatics2 *s2;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_wgi=yes
-else
+else $as_nop
   have_wgi=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_wgi" >&5
-$as_echo "$have_wgi" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_wgi" >&5
+printf "%s\n" "$have_wgi" >&6; }
 
     if test x$have_wgi = xyes; then
 
-$as_echo "#define HAVE_WINDOWS_GAMING_INPUT_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_WINDOWS_GAMING_INPUT_H 1" >>confdefs.h
 
     fi
 
-    ac_fn_c_check_header_mongrel "$LINENO" "mmdeviceapi.h" "ac_cv_header_mmdeviceapi_h" "$ac_includes_default"
-if test "x$ac_cv_header_mmdeviceapi_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "mmdeviceapi.h" "ac_cv_header_mmdeviceapi_h" "$ac_includes_default"
+if test "x$ac_cv_header_mmdeviceapi_h" = xyes
+then :
   have_wasapi=yes
 fi
 
-
     if test x$have_wasapi = xyes; then
 
-$as_echo "#define HAVE_MMDEVICEAPI_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_MMDEVICEAPI_H 1" >>confdefs.h
 
     fi
-    ac_fn_c_check_header_mongrel "$LINENO" "audioclient.h" "ac_cv_header_audioclient_h" "$ac_includes_default"
-if test "x$ac_cv_header_audioclient_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "audioclient.h" "ac_cv_header_audioclient_h" "$ac_includes_default"
+if test "x$ac_cv_header_audioclient_h" = xyes
+then :
 
-else
+else $as_nop
   have_wasapi=no
 fi
 
-
     if test x$have_wasapi = xyes; then
 
-$as_echo "#define HAVE_AUDIOCLIENT_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_AUDIOCLIENT_H 1" >>confdefs.h
 
     fi
 
     # Check whether --enable-wasapi was given.
-if test "${enable_wasapi+set}" = set; then :
+if test ${enable_wasapi+y}
+then :
   enableval=$enable_wasapi;
-else
+else $as_nop
   enable_wasapi=yes
 fi
 
@@ -25314,24 +27398,25 @@ fi
 CheckDLOPEN()
 {
 
-$as_echo "#define DYNAPI_NEEDS_DLOPEN 1" >>confdefs.h
+printf "%s\n" "#define DYNAPI_NEEDS_DLOPEN 1" >>confdefs.h
 
 
-    ac_fn_c_check_header_mongrel "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default"
-if test "x$ac_cv_header_dlfcn_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "dlfcn.h" "ac_cv_header_dlfcn_h" "$ac_includes_default"
+if test "x$ac_cv_header_dlfcn_h" = xyes
+then :
   have_dlfcn_h=yes
-else
+else $as_nop
   have_dlfcn_h=no
 fi
 
 
-
     have_dlopen=no
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lc" >&5
-$as_echo_n "checking for dlopen in -lc... " >&6; }
-if ${ac_cv_lib_c_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -lc" >&5
+printf %s "checking for dlopen in -lc... " >&6; }
+if test ${ac_cv_lib_c_dlopen+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25340,37 +27425,37 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlopen ();
 int
-main ()
+main (void)
 {
 return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_c_dlopen=yes
-else
+else $as_nop
   ac_cv_lib_c_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_dlopen" >&5
-$as_echo "$ac_cv_lib_c_dlopen" >&6; }
-if test "x$ac_cv_lib_c_dlopen" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_dlopen" >&5
+printf "%s\n" "$ac_cv_lib_c_dlopen" >&6; }
+if test "x$ac_cv_lib_c_dlopen" = xyes
+then :
   have_dlopen=yes
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
-$as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+printf %s "checking for dlopen in -ldl... " >&6; }
+if test ${ac_cv_lib_dl_dlopen+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25379,47 +27464,46 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char dlopen ();
 int
-main ()
+main (void)
 {
 return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_dl_dlopen=yes
-else
+else $as_nop
   ac_cv_lib_dl_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
-$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+printf "%s\n" "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes
+then :
   have_dlopen=yes; EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldl"
 fi
 
 fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen" >&5
-$as_echo_n "checking for dlopen... " >&6; }
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_dlopen" >&5
-$as_echo "$have_dlopen" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for dlopen" >&5
+printf %s "checking for dlopen... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_dlopen" >&5
+printf "%s\n" "$have_dlopen" >&6; }
 
     if test x$have_dlfcn_h = xyes -a x$have_dlopen = xyes; then
 
-$as_echo "#define HAVE_DLOPEN 1" >>confdefs.h
+printf "%s\n" "#define HAVE_DLOPEN 1" >>confdefs.h
 
        if test x$enable_loadso = xyes; then
 
-$as_echo "#define SDL_LOADSO_DLOPEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOADSO_DLOPEN 1" >>confdefs.h
 
           SOURCES="$SOURCES $srcdir/src/loadso/dlopen/*.c"
           have_loadso=yes
@@ -25429,8 +27513,8 @@ $as_echo "#define SDL_LOADSO_DLOPEN 1" >>confdefs.h
 
 CheckO_CLOEXEC()
 {
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for O_CLOEXEC" >&5
-$as_echo_n "checking for O_CLOEXEC... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for O_CLOEXEC" >&5
+printf %s "checking for O_CLOEXEC... " >&6; }
     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -25438,24 +27522,25 @@ $as_echo_n "checking for O_CLOEXEC... " >&6; }
 int flag = O_CLOEXEC;
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_o_cloexec=yes
-else
+else $as_nop
   have_o_cloexec=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_o_cloexec" >&5
-$as_echo "$have_o_cloexec" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_o_cloexec" >&5
+printf "%s\n" "$have_o_cloexec" >&6; }
     if test $have_o_cloexec = yes; then
 
-$as_echo "#define HAVE_O_CLOEXEC 1" >>confdefs.h
+printf "%s\n" "#define HAVE_O_CLOEXEC 1" >>confdefs.h
 
     fi
 }
@@ -25465,11 +27550,12 @@ CheckUSBHID()
     case "$host" in
         *-*-*bsd*|*-*-dragonfly*)
             if test x$enable_joystick = xyes; then
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for hid_init in -lusbhid" >&5
-$as_echo_n "checking for hid_init in -lusbhid... " >&6; }
-if ${ac_cv_lib_usbhid_hid_init+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for hid_init in -lusbhid" >&5
+printf %s "checking for hid_init in -lusbhid... " >&6; }
+if test ${ac_cv_lib_usbhid_hid_init+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lusbhid  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25478,65 +27564,65 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char hid_init ();
 int
-main ()
+main (void)
 {
 return hid_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_usbhid_hid_init=yes
-else
+else $as_nop
   ac_cv_lib_usbhid_hid_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_usbhid_hid_init" >&5
-$as_echo "$ac_cv_lib_usbhid_hid_init" >&6; }
-if test "x$ac_cv_lib_usbhid_hid_init" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_usbhid_hid_init" >&5
+printf "%s\n" "$ac_cv_lib_usbhid_hid_init" >&6; }
+if test "x$ac_cv_lib_usbhid_hid_init" = xyes
+then :
   have_libusbhid=yes
 fi
 
                 if test x$have_libusbhid = xyes; then
-                    ac_fn_c_check_header_mongrel "$LINENO" "usbhid.h" "ac_cv_header_usbhid_h" "$ac_includes_default"
-if test "x$ac_cv_header_usbhid_h" = xyes; then :
+                    ac_fn_c_check_header_compile "$LINENO" "usbhid.h" "ac_cv_header_usbhid_h" "$ac_includes_default"
+if test "x$ac_cv_header_usbhid_h" = xyes
+then :
   USB_CFLAGS="-DHAVE_USBHID_H"
 fi
 
-
-                    ac_fn_c_check_header_mongrel "$LINENO" "libusbhid.h" "ac_cv_header_libusbhid_h" "$ac_includes_default"
-if test "x$ac_cv_header_libusbhid_h" = xyes; then :
+                    ac_fn_c_check_header_compile "$LINENO" "libusbhid.h" "ac_cv_header_libusbhid_h" "$ac_includes_default"
+if test "x$ac_cv_header_libusbhid_h" = xyes
+then :
   USB_CFLAGS="-DHAVE_LIBUSBHID_H"
 fi
 
-
                     USB_LIBS="$USB_LIBS -lusbhid"
                 else
-                    ac_fn_c_check_header_mongrel "$LINENO" "usb.h" "ac_cv_header_usb_h" "$ac_includes_default"
-if test "x$ac_cv_header_usb_h" = xyes; then :
+                    ac_fn_c_check_header_compile "$LINENO" "usb.h" "ac_cv_header_usb_h" "$ac_includes_default"
+if test "x$ac_cv_header_usb_h" = xyes
+then :
   USB_CFLAGS="-DHAVE_USB_H"
 fi
 
-
-                    ac_fn_c_check_header_mongrel "$LINENO" "libusb.h" "ac_cv_header_libusb_h" "$ac_includes_default"
-if test "x$ac_cv_header_libusb_h" = xyes; then :
+                    ac_fn_c_check_header_compile "$LINENO" "libusb.h" "ac_cv_header_libusb_h" "$ac_includes_default"
+if test "x$ac_cv_header_libusb_h" = xyes
+then :
   USB_CFLAGS="-DHAVE_LIBUSB_H"
 fi
 
-
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for hid_init in -lusb" >&5
-$as_echo_n "checking for hid_init in -lusb... " >&6; }
-if ${ac_cv_lib_usb_hid_init+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for hid_init in -lusb" >&5
+printf %s "checking for hid_init in -lusb... " >&6; }
+if test ${ac_cv_lib_usb_hid_init+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lusb  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25545,30 +27631,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char hid_init ();
 int
-main ()
+main (void)
 {
 return hid_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_usb_hid_init=yes
-else
+else $as_nop
   ac_cv_lib_usb_hid_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_usb_hid_init" >&5
-$as_echo "$ac_cv_lib_usb_hid_init" >&6; }
-if test "x$ac_cv_lib_usb_hid_init" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_usb_hid_init" >&5
+printf "%s\n" "$ac_cv_lib_usb_hid_init" >&6; }
+if test "x$ac_cv_lib_usb_hid_init" = xyes
+then :
   USB_LIBS="$USB_LIBS -lusb"
 fi
 
@@ -25577,8 +27662,8 @@ fi
                 save_CFLAGS="$CFLAGS"
                 CFLAGS="$CFLAGS $USB_CFLAGS"
 
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for usbhid" >&5
-$as_echo_n "checking for usbhid... " >&6; }
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for usbhid" >&5
+printf %s "checking for usbhid... " >&6; }
                 have_usbhid=no
                 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -25603,7 +27688,7 @@ $as_echo_n "checking for usbhid... " >&6; }
                   #endif
 
 int
-main ()
+main (void)
 {
 
                   struct report_desc *repdesc;
@@ -25614,16 +27699,17 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_usbhid=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-                { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_usbhid" >&5
-$as_echo "$have_usbhid" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_usbhid" >&5
+printf "%s\n" "$have_usbhid" >&6; }
 
                 if test x$have_usbhid = xyes; then
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ucr_data member of usb_ctl_report" >&5
-$as_echo_n "checking for ucr_data member of usb_ctl_report... " >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for ucr_data member of usb_ctl_report" >&5
+printf %s "checking for ucr_data member of usb_ctl_report... " >&6; }
                     have_usbhid_ucr_data=no
                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -25648,7 +27734,7 @@ $as_echo_n "checking for ucr_data member of usb_ctl_report... " >&6; }
                       #endif
 
 int
-main ()
+main (void)
 {
 
                       struct usb_ctl_report buf;
@@ -25658,18 +27744,19 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_usbhid_ucr_data=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                     if test x$have_usbhid_ucr_data = xyes; then
                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_UCR_DATA"
                     fi
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_usbhid_ucr_data" >&5
-$as_echo "$have_usbhid_ucr_data" >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_usbhid_ucr_data" >&5
+printf "%s\n" "$have_usbhid_ucr_data" >&6; }
 
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for new usbhid API" >&5
-$as_echo_n "checking for new usbhid API... " >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for new usbhid API" >&5
+printf %s "checking for new usbhid API... " >&6; }
                     have_usbhid_new=no
                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -25694,7 +27781,7 @@ $as_echo_n "checking for new usbhid API... " >&6; }
                       #endif
 
 int
-main ()
+main (void)
 {
 
                       report_desc_t d;
@@ -25704,18 +27791,19 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_usbhid_new=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                     if test x$have_usbhid_new = xyes; then
                         USB_CFLAGS="$USB_CFLAGS -DUSBHID_NEW"
                     fi
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_usbhid_new" >&5
-$as_echo "$have_usbhid_new" >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_usbhid_new" >&5
+printf "%s\n" "$have_usbhid_new" >&6; }
 
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct joystick in machine/joystick.h" >&5
-$as_echo_n "checking for struct joystick in machine/joystick.h... " >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for struct joystick in machine/joystick.h" >&5
+printf %s "checking for struct joystick in machine/joystick.h... " >&6; }
                     have_machine_joystick=no
                     cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -25723,7 +27811,7 @@ $as_echo_n "checking for struct joystick in machine/joystick.h... " >&6; }
                       #include <machine/joystick.h>
 
 int
-main ()
+main (void)
 {
 
                       struct joystick t;
@@ -25732,20 +27820,21 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_machine_joystick=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
                     if test x$have_machine_joystick = xyes; then
 
-$as_echo "#define SDL_HAVE_MACHINE_JOYSTICK_H 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAVE_MACHINE_JOYSTICK_H 1" >>confdefs.h
 
                     fi
-                    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_machine_joystick" >&5
-$as_echo "$have_machine_joystick" >&6; }
+                    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_machine_joystick" >&5
+printf "%s\n" "$have_machine_joystick" >&6; }
 
 
-$as_echo "#define SDL_JOYSTICK_USBHID 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_USBHID 1" >>confdefs.h
 
                     SOURCES="$SOURCES $srcdir/src/joystick/bsd/*.c"
                     EXTRA_CFLAGS="$EXTRA_CFLAGS $USB_CFLAGS"
@@ -25762,16 +27851,18 @@ $as_echo "#define SDL_JOYSTICK_USBHID 1" >>confdefs.h
 CheckHIDAPI()
 {
     # Check whether --enable-hidapi-joystick was given.
-if test "${enable_hidapi_joystick+set}" = set; then :
+if test ${enable_hidapi_joystick+y}
+then :
   enableval=$enable_hidapi_joystick;
-else
+else $as_nop
   enable_hidapi_joystick=yes
 fi
 
     # Check whether --enable-hidapi-libusb was given.
-if test "${enable_hidapi_libusb+set}" = set; then :
+if test ${enable_hidapi_libusb+y}
+then :
   enableval=$enable_hidapi_libusb;
-else
+else $as_nop
   enable_hidapi_libusb=maybe
 fi
 
@@ -25796,17 +27887,17 @@ fi
         if test x$enable_hidapi_libusb = xyes; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libusb-1.0" >&5
-$as_echo_n "checking for libusb-1.0... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libusb-1.0" >&5
+printf %s "checking for libusb-1.0... " >&6; }
 
 if test -n "$LIBUSB_CFLAGS"; then
     pkg_cv_LIBUSB_CFLAGS="$LIBUSB_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libusb-1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libusb-1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libusb-1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBUSB_CFLAGS=`$PKG_CONFIG --cflags "libusb-1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -25820,10 +27911,10 @@ if test -n "$LIBUSB_LIBS"; then
     pkg_cv_LIBUSB_LIBS="$LIBUSB_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libusb-1.0\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libusb-1.0\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libusb-1.0") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBUSB_LIBS=`$PKG_CONFIG --libs "libusb-1.0" 2>/dev/null`
 		      test "x$?" != "x0" && pkg_failed=yes
@@ -25837,8 +27928,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -25855,26 +27946,26 @@ fi
 
 	have_libusb=no
 elif test $pkg_failed = untried; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	have_libusb=no
 else
 	LIBUSB_CFLAGS=$pkg_cv_LIBUSB_CFLAGS
 	LIBUSB_LIBS=$pkg_cv_LIBUSB_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	have_libusb=yes
 fi
             save_CPPFLAGS="$CPPFLAGS"
             CPPFLAGS="$save_CPPFLAGS $LIBUSB_CFLAGS"
-            ac_fn_c_check_header_mongrel "$LINENO" "libusb.h" "ac_cv_header_libusb_h" "$ac_includes_default"
-if test "x$ac_cv_header_libusb_h" = xyes; then :
+            ac_fn_c_check_header_compile "$LINENO" "libusb.h" "ac_cv_header_libusb_h" "$ac_includes_default"
+if test "x$ac_cv_header_libusb_h" = xyes
+then :
   have_libusb_h=yes
-else
+else $as_nop
   have_libusb_h=no
 fi
 
-
             CPPFLAGS="$save_CPPFLAGS"
             if test x$have_libusb_h = xno && test x$require_hidapi_libusb = xyes; then
                 hidapi_support=no
@@ -25888,8 +27979,8 @@ fi
                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBUSB_LIBS"
                 else
                     if test x$have_loadso != xyes; then
-                        { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libusb loading" >&5
-$as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libusb loading" >&2;}
+                        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: You must have SDL_LoadObject() support for dynamic libusb loading" >&5
+printf "%s\n" "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic libusb loading" >&2;}
                     fi
                     # libusb is loaded dynamically, so don't add it to LDFLAGS
                     libusb_lib=""
@@ -25908,23 +27999,21 @@ $as_echo "$as_me: WARNING: You must have SDL_LoadObject() support for dynamic li
                         libusb_lib=`find_lib "libusb-1.0.so.*" "" | sed 's/.*\/\(.*\)/\1/; q'`
                     fi
 
-cat >>confdefs.h <<_ACEOF
-#define SDL_LIBUSB_DYNAMIC "$libusb_lib"
-_ACEOF
+printf "%s\n" "#define SDL_LIBUSB_DYNAMIC \"$libusb_lib\"" >>confdefs.h
 
                 fi
             fi
         fi
 
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for hidapi joystick support" >&5
-$as_echo_n "checking for hidapi joystick support... " >&6; }
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $hidapi_support" >&5
-$as_echo "$hidapi_support" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for hidapi joystick support" >&5
+printf %s "checking for hidapi joystick support... " >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $hidapi_support" >&5
+printf "%s\n" "$hidapi_support" >&6; }
     fi
 
     if test x$enable_joystick = xyes -a x$hidapi_support = xyes -a x$enable_hidapi_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_HIDAPI 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_HIDAPI 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/joystick/hidapi/*.c"
     fi
@@ -25933,18 +28022,20 @@ $as_echo "#define SDL_JOYSTICK_HIDAPI 1" >>confdefs.h
 CheckClockGettime()
 {
     # Check whether --enable-clock_gettime was given.
-if test "${enable_clock_gettime+set}" = set; then :
+if test ${enable_clock_gettime+y}
+then :
   enableval=$enable_clock_gettime;
-else
+else $as_nop
   enable_clock_gettime=yes
 fi
 
     if test x$enable_clock_gettime = xyes; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
-$as_echo_n "checking for clock_gettime in -lrt... " >&6; }
-if ${ac_cv_lib_rt_clock_gettime+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
+printf %s "checking for clock_gettime in -lrt... " >&6; }
+if test ${ac_cv_lib_rt_clock_gettime+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lrt  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25953,44 +28044,44 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char clock_gettime ();
 int
-main ()
+main (void)
 {
 return clock_gettime ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_rt_clock_gettime=yes
-else
+else $as_nop
   ac_cv_lib_rt_clock_gettime=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
-$as_echo "$ac_cv_lib_rt_clock_gettime" >&6; }
-if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
+printf "%s\n" "$ac_cv_lib_rt_clock_gettime" >&6; }
+if test "x$ac_cv_lib_rt_clock_gettime" = xyes
+then :
   have_clock_gettime=yes
 fi
 
         if test x$have_clock_gettime = xyes; then
 
-$as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
+printf "%s\n" "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
 
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lrt"
         else
-            { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lc" >&5
-$as_echo_n "checking for clock_gettime in -lc... " >&6; }
-if ${ac_cv_lib_c_clock_gettime+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+            { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lc" >&5
+printf %s "checking for clock_gettime in -lc... " >&6; }
+if test ${ac_cv_lib_c_clock_gettime+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -25999,36 +28090,35 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char clock_gettime ();
 int
-main ()
+main (void)
 {
 return clock_gettime ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_c_clock_gettime=yes
-else
+else $as_nop
   ac_cv_lib_c_clock_gettime=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_clock_gettime" >&5
-$as_echo "$ac_cv_lib_c_clock_gettime" >&6; }
-if test "x$ac_cv_lib_c_clock_gettime" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_clock_gettime" >&5
+printf "%s\n" "$ac_cv_lib_c_clock_gettime" >&6; }
+if test "x$ac_cv_lib_c_clock_gettime" = xyes
+then :
   have_clock_gettime=yes
 fi
 
             if test x$have_clock_gettime = xyes; then
 
-$as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
+printf "%s\n" "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
 
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS"
             fi
@@ -26038,12 +28128,12 @@ $as_echo "#define HAVE_CLOCK_GETTIME 1" >>confdefs.h
 
 CheckLinuxVersion()
 {
-    ac_fn_c_check_header_mongrel "$LINENO" "linux/version.h" "ac_cv_header_linux_version_h" "$ac_includes_default"
-if test "x$ac_cv_header_linux_version_h" = xyes; then :
+    ac_fn_c_check_header_compile "$LINENO" "linux/version.h" "ac_cv_header_linux_version_h" "$ac_includes_default"
+if test "x$ac_cv_header_linux_version_h" = xyes
+then :
   have_linux_version_h=yes
 fi
 
-
     if test x$have_linux_version_h = xyes; then
         EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_LINUX_VERSION_H"
     fi
@@ -26052,9 +28142,10 @@ fi
 CheckRPATH()
 {
     # Check whether --enable-rpath was given.
-if test "${enable_rpath+set}" = set; then :
+if test ${enable_rpath+y}
+then :
   enableval=$enable_rpath;
-else
+else $as_nop
   enable_rpath=yes
 fi
 
@@ -26063,9 +28154,10 @@ fi
 CheckEventSignals()
 {
     # Check whether --enable-backgrounding-signal was given.
-if test "${enable_backgrounding_signal+set}" = set; then :
+if test ${enable_backgrounding_signal+y}
+then :
   enableval=$enable_backgrounding_signal;
-else
+else $as_nop
   enable_backgrounding_signal=no
 fi
 
@@ -26074,9 +28166,10 @@ fi
     fi
 
     # Check whether --enable-foregrounding-signal was given.
-if test "${enable_foregrounding_signal+set}" = set; then :
+if test ${enable_foregrounding_signal+y}
+then :
   enableval=$enable_foregrounding_signal;
-else
+else $as_nop
   enable_foregrounding_signal=no
 fi
 
@@ -26088,15 +28181,16 @@ fi
 CheckVirtualJoystick()
 {
     # Check whether --enable-joystick-virtual was given.
-if test "${enable_joystick_virtual+set}" = set; then :
+if test ${enable_joystick_virtual+y}
+then :
   enableval=$enable_joystick_virtual;
-else
+else $as_nop
   enable_joystick_virtual=yes
 fi
 
     if test x$enable_joystick = xyes -a x$enable_joystick_virtual = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_VIRTUAL 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_VIRTUAL 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/joystick/virtual/*.c"
         have_joystick_virtual=yes
@@ -26125,7 +28219,7 @@ case "$host" in
                 if test x$enable_video = xyes; then
                     SOURCES="$SOURCES $srcdir/src/core/android/*.c $srcdir/src/video/android/*.c"
 
-$as_echo "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h
 
                     SUMMARY_video="${SUMMARY_video} android"
                     have_video=yes
@@ -26225,7 +28319,7 @@ $as_echo "#define SDL_VIDEO_DRIVER_ANDROID 1" >>confdefs.h
           case $ARCH in
             sysv5|solaris|hpux)
 
-$as_echo "#define SDL_AUDIO_DRIVER_SUNAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_SUNAUDIO 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/sun/*.c"
                 SUMMARY_audio="${SUMMARY_audio} sun"
@@ -26233,7 +28327,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_SUNAUDIO 1" >>confdefs.h
             ;;
             netbsd)  # Don't use this on OpenBSD, it's busted.
 
-$as_echo "#define SDL_AUDIO_DRIVER_NETBSD 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_NETBSD 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/netbsd/*.c"
                 SUMMARY_audio="${SUMMARY_audio} netbsd"
@@ -26241,7 +28335,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_NETBSD 1" >>confdefs.h
             ;;
             aix)
 
-$as_echo "#define SDL_AUDIO_DRIVER_PAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_PAUDIO 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/paudio/*.c"
                 SUMMARY_audio="${SUMMARY_audio} paudio"
@@ -26249,19 +28343,19 @@ $as_echo "#define SDL_AUDIO_DRIVER_PAUDIO 1" >>confdefs.h
             ;;
             android)
 
-$as_echo "#define SDL_AUDIO_DRIVER_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_ANDROID 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/android/*.c"
                 SUMMARY_audio="${SUMMARY_audio} android"
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_OPENSLES 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_OPENSLES 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/openslES/*.c"
                 SUMMARY_audio="${SUMMARY_audio} openslES"
 
 
-$as_echo "#define SDL_AUDIO_DRIVER_AAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_AAUDIO 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/audio/aaudio/*.c"
                 SUMMARY_audio="${SUMMARY_audio} aaudio"
@@ -26278,7 +28372,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_AAUDIO 1" >>confdefs.h
           case $ARCH in
             linux)
 
-$as_echo "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
                 SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
@@ -26287,7 +28381,7 @@ $as_echo "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
             freebsd)
                 if test x$use_input_events = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
 
                     SOURCES="$SOURCES $srcdir/src/joystick/linux/*.c"
                     SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
@@ -26296,7 +28390,7 @@ $as_echo "#define SDL_JOYSTICK_LINUX 1" >>confdefs.h
             ;;
             android)
 
-$as_echo "#define SDL_JOYSTICK_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_ANDROID 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/joystick/android/*.c"
                 SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
@@ -26310,7 +28404,7 @@ $as_echo "#define SDL_JOYSTICK_ANDROID 1" >>confdefs.h
             linux|freebsd)
                 if test x$use_input_events = xyes; then
 
-$as_echo "#define SDL_HAPTIC_LINUX 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_LINUX 1" >>confdefs.h
 
                     SOURCES="$SOURCES $srcdir/src/haptic/linux/*.c"
                     have_haptic=yes
@@ -26318,7 +28412,7 @@ $as_echo "#define SDL_HAPTIC_LINUX 1" >>confdefs.h
             ;;
             android)
 
-$as_echo "#define SDL_HAPTIC_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_ANDROID 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/haptic/android/*.c"
                 have_haptic=yes
@@ -26330,7 +28424,7 @@ $as_echo "#define SDL_HAPTIC_ANDROID 1" >>confdefs.h
           case $ARCH in
             android)
 
-$as_echo "#define SDL_SENSOR_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_SENSOR_ANDROID 1" >>confdefs.h
 
                 SOURCES="$SOURCES $srcdir/src/sensor/android/*.c"
                 have_sensor=yes
@@ -26342,14 +28436,14 @@ $as_echo "#define SDL_SENSOR_ANDROID 1" >>confdefs.h
              case $ARCH in
                linux)
 
-$as_echo "#define SDL_POWER_LINUX 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_LINUX 1" >>confdefs.h
 
                    SOURCES="$SOURCES $srcdir/src/power/linux/*.c"
                    have_power=yes
                ;;
                android)
 
-$as_echo "#define SDL_POWER_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_ANDROID 1" >>confdefs.h
 
                    SOURCES="$SOURCES $srcdir/src/power/android/*.c"
                    have_power=yes
@@ -26361,14 +28455,14 @@ $as_echo "#define SDL_POWER_ANDROID 1" >>confdefs.h
              case $ARCH in
                android)
 
-$as_echo "#define SDL_FILESYSTEM_ANDROID 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_ANDROID 1" >>confdefs.h
 
                    SOURCES="$SOURCES $srcdir/src/filesystem/android/*.c"
                    have_filesystem=yes
                ;;
                *)
 
-$as_echo "#define SDL_FILESYSTEM_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_UNIX 1" >>confdefs.h
 
                    SOURCES="$SOURCES $srcdir/src/filesystem/unix/*.c"
                    have_filesystem=yes
@@ -26378,7 +28472,7 @@ $as_echo "#define SDL_FILESYSTEM_UNIX 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -26444,32 +28538,33 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
         # Set up files for the video library
         if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/windows/*.c"
             have_video=yes
             # Check whether --enable-render-d3d was given.
-if test "${enable_render_d3d+set}" = set; then :
+if test ${enable_render_d3d+y}
+then :
   enableval=$enable_render_d3d;
-else
+else $as_nop
   enable_render_d3d=yes
 fi
 
             if test x$enable_render_d3d = xyes -a x$have_d3d = xyes; then
 
-$as_echo "#define SDL_VIDEO_RENDER_D3D 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_D3D 1" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} d3d9"
             fi
             if test x$enable_render_d3d = xyes -a x$have_d3d11 = xyes; then
 
-$as_echo "#define SDL_VIDEO_RENDER_D3D11 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_D3D11 1" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} d3d11"
             fi
             if test x$enable_render_d3d = xyes -a x$have_d3d12 = xyes; then
 
-$as_echo "#define SDL_VIDEO_RENDER_D3D12 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_D3D12 1" >>confdefs.h
 
                 SUMMARY_video="${SUMMARY_video} d3d12"
             fi
@@ -26477,20 +28572,20 @@ $as_echo "#define SDL_VIDEO_RENDER_D3D12 1" >>confdefs.h
         # Set up files for the audio library
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_WINMM 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_WINMM 1" >>confdefs.h
 
             SUMMARY_audio="${SUMMARY_audio} winmm"
             SOURCES="$SOURCES $srcdir/src/audio/winmm/*.c"
             if test x$have_dsound = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_DSOUND 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_DSOUND 1" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} directsound"
                 SOURCES="$SOURCES $srcdir/src/audio/directsound/*.c"
             fi
             if test x$have_wasapi = xyes -a x$enable_wasapi = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_WASAPI 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_WASAPI 1" >>confdefs.h
 
                 SUMMARY_audio="${SUMMARY_audio} wasapi"
                 SOURCES="$SOURCES $srcdir/src/audio/wasapi/*.c"
@@ -26500,22 +28595,22 @@ $as_echo "#define SDL_AUDIO_DRIVER_WASAPI 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_RAWINPUT 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_RAWINPUT 1" >>confdefs.h
 
             if test x$have_dinput = xyes -o x$have_xinput = xyes -o x$have_wgi = xyes; then
                 if test x$have_xinput = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_XINPUT 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_XINPUT 1" >>confdefs.h
 
                 fi
                 if test x$have_wgi = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_WGI 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_WGI 1" >>confdefs.h
 
                 fi
                 if test x$have_dinput = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_DINPUT 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_DINPUT 1" >>confdefs.h
 
                     EXTRA_LDFLAGS="$EXTRA_LDFLAGS -ldinput8 -ldxguid -ldxerr8"
                 fi
@@ -26527,12 +28622,12 @@ $as_echo "#define SDL_JOYSTICK_DINPUT 1" >>confdefs.h
             if test x$have_dinput = xyes -o x$have_xinput = xyes; then
                 if test x$have_xinput = xyes; then
 
-$as_echo "#define SDL_HAPTIC_XINPUT 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_XINPUT 1" >>confdefs.h
 
                 fi
                 if test x$have_dinput = xyes; then
 
-$as_echo "#define SDL_HAPTIC_DINPUT 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_DINPUT 1" >>confdefs.h
 
                 fi
                 SOURCES="$SOURCES $srcdir/src/haptic/windows/*.c"
@@ -26540,22 +28635,22 @@ $as_echo "#define SDL_HAPTIC_DINPUT 1" >>confdefs.h
             fi
         fi
         # Set up files for the sensor library
-        ac_fn_c_check_header_mongrel "$LINENO" "sensorsapi.h" "ac_cv_header_sensorsapi_h" "$ac_includes_default"
-if test "x$ac_cv_header_sensorsapi_h" = xyes; then :
+        ac_fn_c_check_header_compile "$LINENO" "sensorsapi.h" "ac_cv_header_sensorsapi_h" "$ac_includes_default"
+if test "x$ac_cv_header_sensorsapi_h" = xyes
+then :
   have_winsensors=yes
-else
+else $as_nop
   have_winsensors=no
 fi
 
-
         if test x$have_winsensors = xyes; then
 
-$as_echo "#define HAVE_SENSORSAPI_H 1" >>confdefs.h
+printf "%s\n" "#define HAVE_SENSORSAPI_H 1" >>confdefs.h
 
         fi
         if test x$enable_sensor = xyes -a x$have_winsensors = xyes; then
 
-$as_echo "#define SDL_SENSOR_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_SENSOR_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/sensor/windows/*.c"
             have_sensor=yes
@@ -26563,7 +28658,7 @@ $as_echo "#define SDL_SENSOR_WINDOWS 1" >>confdefs.h
         # Set up files for the power library
         if test x$enable_power = xyes; then
 
-$as_echo "#define SDL_POWER_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/power/windows/SDL_syspower.c"
             have_power=yes
@@ -26571,7 +28666,7 @@ $as_echo "#define SDL_POWER_WINDOWS 1" >>confdefs.h
         # Set up files for the filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/windows/SDL_sysfilesystem.c"
             have_filesystem=yes
@@ -26579,10 +28674,10 @@ $as_echo "#define SDL_FILESYSTEM_WINDOWS 1" >>confdefs.h
         # Set up files for the thread library
         if test x$enable_threads = xyes; then
 
-$as_echo "#define SDL_THREAD_GENERIC_COND_SUFFIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_GENERIC_COND_SUFFIX 1" >>confdefs.h
 
 
-$as_echo "#define SDL_THREAD_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/thread/windows/*.c"
             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
@@ -26591,7 +28686,7 @@ $as_echo "#define SDL_THREAD_WINDOWS 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/windows/*.c"
             have_timers=yes
@@ -26599,7 +28694,7 @@ $as_echo "#define SDL_TIMER_WINDOWS 1" >>confdefs.h
         # Set up files for the shared object loading library
         if test x$enable_loadso = xyes; then
 
-$as_echo "#define SDL_LOADSO_WINDOWS 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOADSO_WINDOWS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/loadso/windows/*.c"
         fi
@@ -26619,11 +28714,12 @@ $as_echo "#define SDL_LOADSO_WINDOWS 1" >>confdefs.h
 
         # Check to see if this is a mingw or cygwin build
         have_mingw32=
-        { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lmingw32" >&5
-$as_echo_n "checking for main in -lmingw32... " >&6; }
-if ${ac_cv_lib_mingw32_main+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for main in -lmingw32" >&5
+printf %s "checking for main in -lmingw32... " >&6; }
+if test ${ac_cv_lib_mingw32_main+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lmingw32  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -26631,25 +28727,27 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 
 
 int
-main ()
+main (void)
 {
 return main ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_mingw32_main=yes
-else
+else $as_nop
   ac_cv_lib_mingw32_main=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_mingw32_main" >&5
-$as_echo "$ac_cv_lib_mingw32_main" >&6; }
-if test "x$ac_cv_lib_mingw32_main" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_mingw32_main" >&5
+printf "%s\n" "$ac_cv_lib_mingw32_main" >&6; }
+if test "x$ac_cv_lib_mingw32_main" = xyes
+then :
   have_mingw32=yes
 fi
 
@@ -26680,7 +28778,7 @@ fi
         # Set up files for the audio library
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_HAIKU 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/haiku/*.cc"
             SUMMARY_audio="${SUMMARY_audio} haiku"
@@ -26689,7 +28787,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_HAIKU 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_HAIKU 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/joystick/haiku/*.cc"
             have_joystick=yes
@@ -26697,7 +28795,7 @@ $as_echo "#define SDL_JOYSTICK_HAIKU 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_HAIKU 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/haiku/*.c"
             have_timers=yes
@@ -26705,7 +28803,7 @@ $as_echo "#define SDL_TIMER_HAIKU 1" >>confdefs.h
         # Set up files for the system power library
         if test x$enable_power = xyes; then
 
-$as_echo "#define SDL_POWER_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_HAIKU 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/power/haiku/*.c"
             have_power=yes
@@ -26713,7 +28811,7 @@ $as_echo "#define SDL_POWER_HAIKU 1" >>confdefs.h
         # Set up files for the system filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_HAIKU 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_HAIKU 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/haiku/*.cc"
             have_filesystem=yes
@@ -26760,7 +28858,7 @@ $as_echo "#define SDL_FILESYSTEM_HAIKU 1" >>confdefs.h
         # Set up files for the audio library
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"
             SUMMARY_audio="${SUMMARY_audio} coreaudio"
@@ -26769,7 +28867,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_MFI 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_MFI 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
             SOURCES="$SOURCES $srcdir/src/joystick/steam/*.c"
@@ -26787,7 +28885,7 @@ $as_echo "#define SDL_JOYSTICK_MFI 1" >>confdefs.h
         # Set up files for the sensor library
         if test x$enable_sensor = xyes; then
 
-$as_echo "#define SDL_SENSOR_COREMOTION 1" >>confdefs.h
+printf "%s\n" "#define SDL_SENSOR_COREMOTION 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/sensor/coremotion/*.m"
             have_sensor=yes
@@ -26795,7 +28893,7 @@ $as_echo "#define SDL_SENSOR_COREMOTION 1" >>confdefs.h
         # Set up files for the power library
         if test x$enable_power = xyes; then
 
-$as_echo "#define SDL_POWER_UIKIT 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_UIKIT 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/power/uikit/*.m"
             have_power=yes
@@ -26808,14 +28906,14 @@ $as_echo "#define SDL_POWER_UIKIT 1" >>confdefs.h
         # Set up additional files for the file library
         if test x$enable_file = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_COCOA 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_COCOA 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/file/cocoa/*.m"
         fi
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -26824,19 +28922,19 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
         SOURCES="$SOURCES $srcdir/src/core/unix/*.c"
         # The iOS platform requires special setup.
 
-$as_echo "#define SDL_VIDEO_DRIVER_UIKIT 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_UIKIT 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES2 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_OPENGL_ES 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_OPENGL_ES 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES 1" >>confdefs.h
 
 
-$as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
 
         SOURCES="$SOURCES $srcdir/src/video/uikit/*.m"
         SUMMARY_video="${SUMMARY_video} uikit"
@@ -26900,7 +28998,7 @@ $as_echo "#define SDL_VIDEO_RENDER_OGL_ES2 1" >>confdefs.h
         # Set up files for the audio library
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/coreaudio/*.m"
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,CoreAudio -Wl,-framework,AudioToolbox"
@@ -26910,7 +29008,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_COREAUDIO 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_IOKIT 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_IOKIT 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/joystick/darwin/*.c"
             SOURCES="$SOURCES $srcdir/src/joystick/iphoneos/*.m"
@@ -26920,7 +29018,7 @@ $as_echo "#define SDL_JOYSTICK_IOKIT 1" >>confdefs.h
         # Set up files for the haptic library
         if test x$enable_haptic = xyes; then
 
-$as_echo "#define SDL_HAPTIC_IOKIT 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_IOKIT 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/haptic/darwin/*.c"
             EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,ForceFeedback"
@@ -26929,7 +29027,7 @@ $as_echo "#define SDL_HAPTIC_IOKIT 1" >>confdefs.h
         # Set up files for the power library
         if test x$enable_power = xyes; then
 
-$as_echo "#define SDL_POWER_MACOSX 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_MACOSX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/power/macosx/*.c"
             have_power=yes
@@ -26937,7 +29035,7 @@ $as_echo "#define SDL_POWER_MACOSX 1" >>confdefs.h
         # Set up files for the filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_COCOA 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_COCOA 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/cocoa/*.m"
             have_filesystem=yes
@@ -26945,7 +29043,7 @@ $as_echo "#define SDL_FILESYSTEM_COCOA 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -26980,7 +29078,7 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -26988,7 +29086,7 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_NACL 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_NACL 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/nacl/*.c"
             have_filesystem=yes
@@ -26997,7 +29095,7 @@ $as_echo "#define SDL_FILESYSTEM_NACL 1" >>confdefs.h
     *-*-emscripten* )
         if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/emscripten/*.c"
             have_video=yes
@@ -27006,7 +29104,7 @@ $as_echo "#define SDL_VIDEO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
 
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/emscripten/*.c"
             have_audio=yes
@@ -27033,7 +29131,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_EMSCRIPTEN 1" >>confdefs.h
          # Set up files for the power library
         if test x$enable_power = xyes; then
 
-$as_echo "#define SDL_POWER_EMSCRIPTEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_POWER_EMSCRIPTEN 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/power/emscripten/*.c"
             have_power=yes
@@ -27042,7 +29140,7 @@ $as_echo "#define SDL_POWER_EMSCRIPTEN 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_EMSCRIPTEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_EMSCRIPTEN 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/joystick/emscripten/*.c"
             have_joystick=yes
@@ -27051,7 +29149,7 @@ $as_echo "#define SDL_JOYSTICK_EMSCRIPTEN 1" >>confdefs.h
         # Set up files for the filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_EMSCRIPTEN 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_EMSCRIPTEN 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/emscripten/*.c"
             have_filesystem=yes
@@ -27059,7 +29157,7 @@ $as_echo "#define SDL_FILESYSTEM_EMSCRIPTEN 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -27092,7 +29190,7 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
         # Set up files for the video library
         if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_RISCOS 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_RISCOS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/riscos/*.c"
             have_video=yes
@@ -27101,7 +29199,7 @@ $as_echo "#define SDL_VIDEO_DRIVER_RISCOS 1" >>confdefs.h
         # Set up files for the filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_RISCOS 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_RISCOS 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/riscos/*.c"
             have_filesystem=yes
@@ -27109,7 +29207,7 @@ $as_echo "#define SDL_FILESYSTEM_RISCOS 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_UNIX 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/unix/*.c"
             have_timers=yes
@@ -27148,7 +29246,7 @@ $as_echo "#define SDL_TIMER_UNIX 1" >>confdefs.h
         # Set up files for the video library
         if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/video/os2/*.c"
             have_video=yes
@@ -27157,7 +29255,7 @@ $as_echo "#define SDL_VIDEO_DRIVER_OS2 1" >>confdefs.h
         # Set up files for the audio library
         if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/audio/os2/*.c"
             have_audio=yes
@@ -27167,7 +29265,7 @@ $as_echo "#define SDL_AUDIO_DRIVER_OS2 1" >>confdefs.h
         # Set up files for the thread library
         if test x$enable_threads = xyes; then
 
-$as_echo "#define SDL_THREAD_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREAD_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/thread/os2/*.c"
             SOURCES="$SOURCES $srcdir/src/thread/generic/SDL_syscond.c"
@@ -27176,7 +29274,7 @@ $as_echo "#define SDL_THREAD_OS2 1" >>confdefs.h
         # Set up files for the timer library
         if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/timer/os2/*.c"
             have_timers=yes
@@ -27184,7 +29282,7 @@ $as_echo "#define SDL_TIMER_OS2 1" >>confdefs.h
         # Set up files for the shared object loading library
         if test x$enable_loadso = xyes; then
 
-$as_echo "#define SDL_LOADSO_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOADSO_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/loadso/os2/*.c"
             have_loadso=yes
@@ -27192,7 +29290,7 @@ $as_echo "#define SDL_LOADSO_OS2 1" >>confdefs.h
         # Set up files for the filesystem library
         if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/filesystem/os2/*.c"
             have_filesystem=yes
@@ -27200,7 +29298,7 @@ $as_echo "#define SDL_FILESYSTEM_OS2 1" >>confdefs.h
         # Set up files for the joystick library
         if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_OS2 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_OS2 1" >>confdefs.h
 
             SOURCES="$SOURCES $srcdir/src/joystick/os2/*.c"
             have_joystick=yes
@@ -27216,25 +29314,26 @@ esac
 CheckVirtualJoystick
 
 # Check whether to install sdl2-config
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to install sdl2-config" >&5
-$as_echo_n "checking whether to install sdl2-config... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether to install sdl2-config" >&5
+printf %s "checking whether to install sdl2-config... " >&6; }
 # Check whether --enable-sdl2-config was given.
-if test "${enable_sdl2_config+set}" = set; then :
+if test ${enable_sdl2_config+y}
+then :
   enableval=$enable_sdl2_config; case "${enableval}" in
         yes) enable_sdl2_config="TRUE" ;;
         no) enable_sdl2_config="FALSE" ;;
         *) as_fn_error $? "bad value '${enableval}' for --enable-sdl2-config" "$LINENO" 5 ;;
     esac
-else
+else $as_nop
   enable_sdl2_config="TRUE"
 fi
 
 if test "$enable_sdl2_config" = "TRUE"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 INSTALL_SDL2_CONFIG=$enable_sdl2_config
 
@@ -27244,7 +29343,7 @@ INSTALL_SDL2_CONFIG=$enable_sdl2_config
 if test x$have_audio != xyes; then
     if test x$enable_audio = xyes; then
 
-$as_echo "#define SDL_AUDIO_DRIVER_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_AUDIO_DRIVER_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/audio/dummy/*.c"
@@ -27252,7 +29351,7 @@ fi
 if test x$have_video != xyes; then
     if test x$enable_video = xyes; then
 
-$as_echo "#define SDL_VIDEO_DRIVER_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_VIDEO_DRIVER_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/video/dummy/*.c"
@@ -27260,7 +29359,7 @@ fi
 if test x$have_misc != xyes; then
     if test x$enable_misc = xyes; then
 
-$as_echo "#define SDL_MISC_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_MISC_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/misc/dummy/*.c"
@@ -27268,7 +29367,7 @@ fi
 if test x$have_locale != xyes; then
     if test x$enable_locale = xyes; then
 
-$as_echo "#define SDL_LOCALE_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOCALE_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/locale/dummy/*.c"
@@ -27276,7 +29375,7 @@ fi
 if test x$have_joystick != xyes; then
     if test x$enable_joystick = xyes; then
 
-$as_echo "#define SDL_JOYSTICK_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_JOYSTICK_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/joystick/dummy/*.c"
@@ -27284,7 +29383,7 @@ fi
 if test x$have_haptic != xyes; then
     if test x$enable_haptic = xyes; then
 
-$as_echo "#define SDL_HAPTIC_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_HAPTIC_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/haptic/dummy/*.c"
@@ -27292,7 +29391,7 @@ fi
 if test x$have_sensor != xyes; then
     if test x$enable_sensor = xyes; then
 
-$as_echo "#define SDL_SENSOR_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_SENSOR_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/sensor/dummy/*.c"
@@ -27300,7 +29399,7 @@ fi
 if test x$have_threads != xyes; then
     if test x$enable_threads = xyes; then
 
-$as_echo "#define SDL_THREADS_DISABLED 1" >>confdefs.h
+printf "%s\n" "#define SDL_THREADS_DISABLED 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/thread/generic/*.c"
@@ -27308,7 +29407,7 @@ fi
 if test x$have_timers != xyes; then
     if test x$enable_timers = xyes; then
 
-$as_echo "#define SDL_TIMER_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_TIMER_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/timer/dummy/*.c"
@@ -27316,7 +29415,7 @@ fi
 if test x$have_filesystem != xyes; then
     if test x$enable_filesystem = xyes; then
 
-$as_echo "#define SDL_FILESYSTEM_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_FILESYSTEM_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/filesystem/dummy/*.c"
@@ -27324,7 +29423,7 @@ fi
 if test x$have_loadso != xyes; then
     if test x$enable_loadso = xyes; then
 
-$as_echo "#define SDL_LOADSO_DUMMY 1" >>confdefs.h
+printf "%s\n" "#define SDL_LOADSO_DUMMY 1" >>confdefs.h
 
     fi
     SOURCES="$SOURCES $srcdir/src/loadso/dummy/*.c"
@@ -27397,8 +29496,8 @@ if test "x$enable_rpath" = "xyes" -a "x$enable_shared" = "xyes"; then
   if test $ARCH = bsdi -o $ARCH = freebsd -o $ARCH = linux -o $ARCH = netbsd; then
     SDL_RLD_FLAGS="-Wl,-rpath,\${libdir}"
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker option --enable-new-dtags" >&5
-$as_echo_n "checking for linker option --enable-new-dtags... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for linker option --enable-new-dtags" >&5
+printf %s "checking for linker option --enable-new-dtags... " >&6; }
     have_enable_new_dtags=no
     save_LDFLAGS="$LDFLAGS"
     LDFLAGS="$LDFLAGS -Wl,--enable-new-dtags"
@@ -27406,24 +29505,25 @@ $as_echo_n "checking for linker option --enable-new-dtags... " >&6; }
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
 
     have_enable_new_dtags=yes
     SDL_RLD_FLAGS="$SDL_RLD_FLAGS -Wl,--enable-new-dtags"
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
     LDFLAGS="$save_LDFLAGS"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_enable_new_dtags" >&5
-$as_echo "$have_enable_new_dtags" >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_enable_new_dtags" >&5
+printf "%s\n" "$have_enable_new_dtags" >&6; }
   fi
   if test $ARCH = solaris; then
     SDL_RLD_FLAGS="-R\${libdir}"
@@ -27600,8 +29700,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -27631,15 +29731,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -27653,8 +29753,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -27671,7 +29771,7 @@ U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -27687,8 +29787,8 @@ LTLIBOBJS=$ac_ltlibobjs
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
@@ -27711,14 +29811,16 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -27728,46 +29830,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -27776,13 +29878,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -27791,8 +29886,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -27804,30 +29903,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
@@ -27840,13 +29919,14 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -27873,18 +29953,20 @@ as_fn_unset ()
   { eval $1=; unset $1;}
 }
 as_unset=as_fn_unset
+
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -27896,12 +29978,13 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
@@ -27932,7 +30015,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -27954,6 +30037,10 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -27967,6 +30054,12 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -28008,7 +30101,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -28017,7 +30110,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -28080,7 +30173,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -28142,14 +30235,16 @@ $config_commands
 Report bugs to the package provider."
 
 _ACEOF
+ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
+ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.69,
+configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -28188,15 +30283,15 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    $as_echo "$ac_cs_version"; exit ;;
+    printf "%s\n" "$ac_cs_version"; exit ;;
   --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
+    printf "%s\n" "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
@@ -28204,7 +30299,7 @@ do
   --header | --heade | --head | --hea )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     as_fn_append CONFIG_HEADERS " '$ac_optarg'"
     ac_need_defaults=false;;
@@ -28213,7 +30308,7 @@ do
     as_fn_error $? "ambiguous option: \`$1'
 Try \`$0 --help' for more information.";;
   --help | --hel | -h )
-    $as_echo "$ac_cs_usage"; exit ;;
+    printf "%s\n" "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
@@ -28241,7 +30336,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
   set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
@@ -28255,7 +30350,7 @@ exec 5>>config.log
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  $as_echo "$ac_log"
+  printf "%s\n" "$ac_log"
 } >&5
 
 _ACEOF
@@ -28763,9 +30858,9 @@ done
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
 if $ac_need_defaults; then
-  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
-  test "${CONFIG_HEADERS+set}" = set || CONFIG_HEADERS=$config_headers
-  test "${CONFIG_COMMANDS+set}" = set || CONFIG_COMMANDS=$config_commands
+  test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files
+  test ${CONFIG_HEADERS+y} || CONFIG_HEADERS=$config_headers
+  test ${CONFIG_COMMANDS+y} || CONFIG_COMMANDS=$config_commands
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
@@ -29101,7 +31196,7 @@ do
 	   esac ||
 	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
@@ -29109,17 +31204,17 @@ do
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-$as_echo "$as_me: creating $ac_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+printf "%s\n" "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`$as_echo "$configure_input" |
+       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
@@ -29136,7 +31231,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$ac_file" |
+printf "%s\n" X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -29160,9 +31255,9 @@ $as_echo X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -29219,8 +31314,8 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
@@ -29263,9 +31358,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -29281,27 +31376,27 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   #
   if test x"$ac_file" != x-; then
     {
-      $as_echo "/* $configure_input  */" \
+      printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
     } >"$ac_tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
     if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
-$as_echo "$as_me: $ac_file is unchanged" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
+printf "%s\n" "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
       mv "$ac_tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
-    $as_echo "/* $configure_input  */" \
+    printf "%s\n" "/* $configure_input  */" >&1 \
       && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
  ;;
 
-  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
-$as_echo "$as_me: executing $ac_file commands" >&6;}
+  :C)  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+printf "%s\n" "$as_me: executing $ac_file commands" >&6;}
  ;;
   esac
 
@@ -29852,6 +31947,7 @@ _LT_EOF
   esac
 
 
+
 ltmain=$ac_aux_dir/ltmain.sh
 
 
@@ -30209,7 +32305,8 @@ if test "$no_create" != yes; then
   $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
+

test/configure

@@ -1,9 +1,10 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69.
+# Generated by GNU Autoconf 2.71.
 #
 #
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+# Copyright (C) 1992-1996, 1998-2017, 2020-2021 Free Software Foundation,
+# Inc.
 #
 #
 # This configure script is free software; the Free Software Foundation
@@ -14,14 +15,16 @@
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -31,46 +34,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -79,13 +82,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -94,8 +90,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -107,30 +107,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 # Use a proper internal environment variable to ensure we don't fall
   # into an infinite loop, continuously re-executing ourselves.
@@ -152,20 +132,22 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
   fi
   # We don't want this to propagate to other subprocesses.
           { _as_can_reexec=; unset _as_can_reexec;}
 if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  as_bourne_compatible="as_nop=:
+if test \${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '\${1+\"\$@\"}'='\"\$@\"'
   setopt NO_GLOB_SUBST
-else
+else \$as_nop
   case \`(set -o) 2>/dev/null\` in #(
   *posix*) :
     set -o posix ;; #(
@@ -185,41 +167,52 @@ as_fn_success || { exitcode=1; echo as_fn_success failed.; }
 as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
 as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
 as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+if ( set x; as_fn_ret_success y && test x = \"\$1\" )
+then :
 
-else
+else \$as_nop
   exitcode=1; echo positional parameters were not saved.
 fi
 test x\$exitcode = x0 || exit 1
+blah=\$(echo \$(echo blah))
+test x\"\$blah\" = xblah || exit 1
 test -x / || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
   test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
-  if (eval "$as_required") 2>/dev/null; then :
+  if (eval "$as_required") 2>/dev/null
+then :
   as_have_required=yes
-else
+else $as_nop
   as_have_required=no
 fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null
+then :
 
-else
+else $as_nop
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 as_found=false
 for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
   as_found=:
   case $as_dir in #(
 	 /*)
 	   for as_base in sh bash ksh sh5; do
 	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir/$as_base
+	     as_shell=$as_dir$as_base
 	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		    as_run=a "$as_shell" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
   CONFIG_SHELL=$as_shell as_have_required=yes
-		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+		   if as_run=a "$as_shell" -c "$as_bourne_compatible""$as_suggested" 2>/dev/null
+then :
   break 2
 fi
 fi
@@ -227,14 +220,21 @@ fi
        esac
   as_found=false
 done
-$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi; }
 IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      as_run=a "$SHELL" -c "$as_bourne_compatible""$as_required" 2>/dev/null
+then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi
+fi
 
 
-      if test "x$CONFIG_SHELL" != x; then :
+      if test "x$CONFIG_SHELL" != x
+then :
   export CONFIG_SHELL
              # We cannot yet assume a decent shell, so we have to provide a
 # neutralization value for shells without unset; and this also
@@ -252,18 +252,19 @@ esac
 exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
 # Admittedly, this is quite paranoid, since all the known shells bail
 # out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+printf "%s\n" "$0: could not re-execute with $CONFIG_SHELL" >&2
 exit 255
 fi
 
-    if test x$as_have_required = xno; then :
-  $as_echo "$0: This script requires a shell more modern than all"
-  $as_echo "$0: the shells that I found on your system."
-  if test x${ZSH_VERSION+set} = xset ; then
-    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+    if test x$as_have_required = xno
+then :
+  printf "%s\n" "$0: This script requires a shell more modern than all"
+  printf "%s\n" "$0: the shells that I found on your system."
+  if test ${ZSH_VERSION+y} ; then
+    printf "%s\n" "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    printf "%s\n" "$0: be upgraded to zsh 4.3.4 or later."
   else
-    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
+    printf "%s\n" "$0: Please tell bug-autoconf@gnu.org about your system,
 $0: including any error possibly output before this
 $0: message. Then install a modern shell, or manually run
 $0: the script under such a shell if you do have one."
@@ -290,6 +291,7 @@ as_fn_unset ()
 }
 as_unset=as_fn_unset
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -307,6 +309,14 @@ as_fn_exit ()
   as_fn_set_status $1
   exit $1
 } # as_fn_exit
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_mkdir_p
 # -------------
@@ -321,7 +331,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -330,7 +340,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -369,12 +379,13 @@ as_fn_executable_p ()
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -386,18 +397,27 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
   }
 fi # as_fn_arith
 
+# as_fn_nop
+# ---------
+# Do nothing but, unlike ":", preserve the value of $?.
+as_fn_nop ()
+{
+  return $?
+}
+as_nop=as_fn_nop
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
 # ----------------------------------------
@@ -409,9 +429,9 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
@@ -438,7 +458,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -482,7 +502,7 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
       s/-\n.*//
     ' >$as_me.lineno &&
   chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+    { printf "%s\n" "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
   # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
   # already done that, so ensure we don't try to do so again and fall
@@ -496,6 +516,10 @@ as_cr_alnum=$as_cr_Letters$as_cr_digits
   exit
 }
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -509,6 +533,13 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -574,12 +605,12 @@ MFLAGS=
 MAKEFLAGS=
 
 # Identity of this package.
-PACKAGE_NAME=
-PACKAGE_TARNAME=
-PACKAGE_VERSION=
-PACKAGE_STRING=
-PACKAGE_BUGREPORT=
-PACKAGE_URL=
+PACKAGE_NAME=''
+PACKAGE_TARNAME=''
+PACKAGE_VERSION=''
+PACKAGE_STRING=''
+PACKAGE_BUGREPORT=''
+PACKAGE_URL=''
 
 ac_unique_file="loopwave.c"
 ac_subst_vars='LTLIBOBJS
@@ -643,6 +674,7 @@ infodir
 docdir
 oldincludedir
 includedir
+runstatedir
 localstatedir
 sharedstatedir
 sysconfdir
@@ -725,6 +757,7 @@ datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
+runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
 docdir='${datarootdir}/doc/${PACKAGE}'
@@ -754,8 +787,6 @@ do
   *)    ac_optarg=yes ;;
   esac
 
-  # Accept the important Cygnus configure options, so we can diagnose typos.
-
   case $ac_dashdash$ac_option in
   --)
     ac_dashdash=yes ;;
@@ -796,9 +827,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -822,9 +853,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
+      as_fn_error $? "invalid feature name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "enable_$ac_useropt"
@@ -977,6 +1008,15 @@ do
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
+  -runstatedir | --runstatedir | --runstatedi | --runstated \
+  | --runstate | --runstat | --runsta | --runst | --runs \
+  | --run | --ru | --r)
+    ac_prev=runstatedir ;;
+  -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
+  | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
+  | --run=* | --ru=* | --r=*)
+    runstatedir=$ac_optarg ;;
+
   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
     ac_prev=sbindir ;;
   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
@@ -1026,9 +1066,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1042,9 +1082,9 @@ do
     ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
     expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
+      as_fn_error $? "invalid package name: \`$ac_useropt'"
     ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    ac_useropt=`printf "%s\n" "$ac_useropt" | sed 's/[-+.]/_/g'`
     case $ac_user_opts in
       *"
 "with_$ac_useropt"
@@ -1088,9 +1128,9 @@ Try \`$0 --help' for more information"
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    printf "%s\n" "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+      printf "%s\n" "$as_me: WARNING: invalid host type: $ac_option" >&2
     : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
@@ -1106,7 +1146,7 @@ if test -n "$ac_unrecognized_opts"; then
   case $enable_option_checking in
     no) ;;
     fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
+    *)     printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
 fi
 
@@ -1114,7 +1154,7 @@ fi
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir
+		libdir localedir mandir runstatedir
 do
   eval ac_val=\$$ac_var
   # Remove trailing slashes.
@@ -1170,7 +1210,7 @@ $as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_myself" : 'X\(//\)[^/]' \| \
 	 X"$as_myself" : 'X\(//\)$' \| \
 	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_myself" |
+printf "%s\n" X"$as_myself" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -1267,6 +1307,7 @@ Fine tuning of the installation directories:
   --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
   --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
   --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --runstatedir=DIR       modifiable per-process data [LOCALSTATEDIR/run]
   --libdir=DIR            object code libraries [EPREFIX/lib]
   --includedir=DIR        C header files [PREFIX/include]
   --oldincludedir=DIR     C header files for non-gcc [/usr/include]
@@ -1352,9 +1393,9 @@ if test "$ac_init_help" = "recursive"; then
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -1382,7 +1423,8 @@ esac
 ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
     cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for guested configure.
+    # Check for configure.gnu first; this name is used for a wrapper for
+    # Metaconfig's "Configure" on case-insensitive file systems.
     if test -f "$ac_srcdir/configure.gnu"; then
       echo &&
       $SHELL "$ac_srcdir/configure.gnu" --help=recursive
@@ -1390,7 +1432,7 @@ ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
       echo &&
       $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+      printf "%s\n" "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi || ac_status=$?
     cd "$ac_pwd" || { ac_status=$?; break; }
   done
@@ -1400,9 +1442,9 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.71
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -1419,14 +1461,14 @@ fi
 ac_fn_c_try_compile ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
+  rm -f conftest.$ac_objext conftest.beam
   if { { ac_try="$ac_compile"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1434,14 +1476,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
+       } && test -s conftest.$ac_objext
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1457,14 +1500,14 @@ fi
 ac_fn_c_try_link ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
+  rm -f conftest.$ac_objext conftest.beam conftest$ac_exeext
   if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1472,17 +1515,18 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && {
 	 test -z "$ac_c_werror_flag" ||
 	 test ! -s conftest.err
        } && test -s conftest$ac_exeext && {
 	 test "$cross_compiling" = yes ||
 	 test -x conftest$ac_exeext
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
 	ac_retval=1
@@ -1499,8 +1543,8 @@ fi
 
 # ac_fn_c_try_run LINENO
 # ----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
-# that executables *can* be run.
+# Try to run conftest.$ac_ext, and return whether this succeeded. Assumes that
+# executables *can* be run.
 ac_fn_c_try_run ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
@@ -1510,25 +1554,26 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
   { { case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: program exited with status $ac_status" >&5
-       $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: program exited with status $ac_status" >&5
+       printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
        ac_retval=$ac_status
@@ -1551,7 +1596,7 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -1559,14 +1604,15 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
     mv -f conftest.er1 conftest.err
   fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; } > conftest.i && {
 	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
 	 test ! -s conftest.err
-       }; then :
+       }
+then :
   ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
     ac_retval=1
@@ -1575,14 +1621,34 @@ fi
   as_fn_set_status $ac_retval
 
 } # ac_fn_c_try_cpp
+ac_configure_args_raw=
+for ac_arg
+do
+  case $ac_arg in
+  *\'*)
+    ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+  esac
+  as_fn_append ac_configure_args_raw " '$ac_arg'"
+done
+
+case $ac_configure_args_raw in
+  *$as_nl*)
+    ac_safe_unquote= ;;
+  *)
+    ac_unsafe_z='|&;<>()$`\\"*?[ ''	' # This string ends in space, tab.
+    ac_unsafe_a="$ac_unsafe_z#~"
+    ac_safe_unquote="s/ '\\([^$ac_unsafe_a][^$ac_unsafe_z]*\\)'/ \\1/g"
+    ac_configure_args_raw=`      printf "%s\n" "$ac_configure_args_raw" | sed "$ac_safe_unquote"`;;
+esac
+
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
 It was created by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
-  $ $0 $@
+  $ $0$ac_configure_args_raw
 
 _ACEOF
 exec 5>>config.log
@@ -1615,8 +1681,12 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    $as_echo "PATH: $as_dir"
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    printf "%s\n" "PATH: $as_dir"
   done
 IFS=$as_save_IFS
 
@@ -1651,7 +1721,7 @@ do
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
     *\'*)
-      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+      ac_arg=`printf "%s\n" "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
     1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
@@ -1686,11 +1756,13 @@ done
 # WARNING: Use '\'' to represent an apostrophe within the trap.
 # WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
+  # Sanitize IFS.
+  IFS=" ""	$as_nl"
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    $as_echo "## ---------------- ##
+    printf "%s\n" "## ---------------- ##
 ## Cache variables. ##
 ## ---------------- ##"
     echo
@@ -1701,8 +1773,8 @@ trap 'exit_status=$?
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -1726,7 +1798,7 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
 )
     echo
 
-    $as_echo "## ----------------- ##
+    printf "%s\n" "## ----------------- ##
 ## Output variables. ##
 ## ----------------- ##"
     echo
@@ -1734,14 +1806,14 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
     do
       eval ac_val=\$$ac_var
       case $ac_val in
-      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      *\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
       esac
-      $as_echo "$ac_var='\''$ac_val'\''"
+      printf "%s\n" "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
+      printf "%s\n" "## ------------------- ##
 ## File substitutions. ##
 ## ------------------- ##"
       echo
@@ -1749,15 +1821,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       do
 	eval ac_val=\$$ac_var
 	case $ac_val in
-	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	*\'\''*) ac_val=`printf "%s\n" "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
 	esac
-	$as_echo "$ac_var='\''$ac_val'\''"
+	printf "%s\n" "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      printf "%s\n" "## ----------- ##
 ## confdefs.h. ##
 ## ----------- ##"
       echo
@@ -1765,8 +1837,8 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       echo
     fi
     test "$ac_signal" != 0 &&
-      $as_echo "$as_me: caught signal $ac_signal"
-    $as_echo "$as_me: exit $exit_status"
+      printf "%s\n" "$as_me: caught signal $ac_signal"
+    printf "%s\n" "$as_me: exit $exit_status"
   } >&5
   rm -f core *.core core.conftest.* &&
     rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
@@ -1780,63 +1852,48 @@ ac_signal=0
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -f -r conftest* confdefs.h
 
-$as_echo "/* confdefs.h */" > confdefs.h
+printf "%s\n" "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_NAME "$PACKAGE_NAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_NAME \"$PACKAGE_NAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_TARNAME "$PACKAGE_TARNAME"
-_ACEOF
+printf "%s\n" "#define PACKAGE_TARNAME \"$PACKAGE_TARNAME\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_VERSION "$PACKAGE_VERSION"
-_ACEOF
+printf "%s\n" "#define PACKAGE_VERSION \"$PACKAGE_VERSION\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_STRING "$PACKAGE_STRING"
-_ACEOF
+printf "%s\n" "#define PACKAGE_STRING \"$PACKAGE_STRING\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
-_ACEOF
+printf "%s\n" "#define PACKAGE_BUGREPORT \"$PACKAGE_BUGREPORT\"" >>confdefs.h
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_URL "$PACKAGE_URL"
-_ACEOF
+printf "%s\n" "#define PACKAGE_URL \"$PACKAGE_URL\"" >>confdefs.h
 
 
 # Let the site file select an alternate cache file if it wants to.
 # Prefer an explicitly selected file to automatically selected ones.
-ac_site_file1=NONE
-ac_site_file2=NONE
 if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
+  ac_site_files="$CONFIG_SITE"
 elif test "x$prefix" != xNONE; then
-  ac_site_file1=$prefix/share/config.site
-  ac_site_file2=$prefix/etc/config.site
+  ac_site_files="$prefix/share/config.site $prefix/etc/config.site"
 else
-  ac_site_file1=$ac_default_prefix/share/config.site
-  ac_site_file2=$ac_default_prefix/etc/config.site
+  ac_site_files="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
 fi
-for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+
+for ac_site_file in $ac_site_files
 do
-  test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+  case $ac_site_file in #(
+  */*) :
+     ;; #(
+  *) :
+    ac_site_file=./$ac_site_file ;;
+esac
+  if test -f "$ac_site_file" && test -r "$ac_site_file"; then
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+printf "%s\n" "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
     . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+      || { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
 See \`config.log' for more details" "$LINENO" 5; }
   fi
@@ -1846,19 +1903,425 @@ if test -r "$cache_file"; then
   # Some versions of bash will fail to source /dev/null (special files
   # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
   if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+printf "%s\n" "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
       [\\/]* | ?:[\\/]* ) . "$cache_file";;
       *)                      . "./$cache_file";;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+printf "%s\n" "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
+# Test code for whether the C compiler supports C89 (global declarations)
+ac_c_conftest_c89_globals='
+/* Does the compiler advertise C89 conformance?
+   Do not test the value of __STDC__, because some compilers set it to 0
+   while being otherwise adequately conformant. */
+#if !defined __STDC__
+# error "Compiler does not advertise C89 conformance"
+#endif
+
+#include <stddef.h>
+#include <stdarg.h>
+struct stat;
+/* Most of the following tests are stolen from RCS 5.7 src/conf.sh.  */
+struct buf { int x; };
+struct buf * (*rcsopen) (struct buf *, struct stat *, int);
+static char *e (p, i)
+     char **p;
+     int i;
+{
+  return p[i];
+}
+static char *f (char * (*g) (char **, int), char **p, ...)
+{
+  char *s;
+  va_list v;
+  va_start (v,p);
+  s = g (p, va_arg (v,int));
+  va_end (v);
+  return s;
+}
+
+/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
+   function prototypes and stuff, but not \xHH hex character constants.
+   These do not provoke an error unfortunately, instead are silently treated
+   as an "x".  The following induces an error, until -std is added to get
+   proper ANSI mode.  Curiously \x00 != x always comes out true, for an
+   array size at least.  It is necessary to write \x00 == 0 to get something
+   that is true only with -std.  */
+int osf4_cc_array ['\''\x00'\'' == 0 ? 1 : -1];
+
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) '\''x'\''
+int xlc6_cc_array[FOO(a) == '\''x'\'' ? 1 : -1];
+
+int test (int i, double x);
+struct s1 {int (*f) (int a);};
+struct s2 {int (*f) (double a);};
+int pairnames (int, char **, int *(*)(struct buf *, struct stat *, int),
+               int, int);'
+
+# Test code for whether the C compiler supports C89 (body of main).
+ac_c_conftest_c89_main='
+ok |= (argc == 0 || f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1]);
+'
+
+# Test code for whether the C compiler supports C99 (global declarations)
+ac_c_conftest_c99_globals='
+// Does the compiler advertise C99 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
+# error "Compiler does not advertise C99 conformance"
+#endif
+
+#include <stdbool.h>
+extern int puts (const char *);
+extern int printf (const char *, ...);
+extern int dprintf (int, const char *, ...);
+extern void *malloc (size_t);
+
+// Check varargs macros.  These examples are taken from C99 6.10.3.5.
+// dprintf is used instead of fprintf to avoid needing to declare
+// FILE and stderr.
+#define debug(...) dprintf (2, __VA_ARGS__)
+#define showlist(...) puts (#__VA_ARGS__)
+#define report(test,...) ((test) ? puts (#test) : printf (__VA_ARGS__))
+static void
+test_varargs_macros (void)
+{
+  int x = 1234;
+  int y = 5678;
+  debug ("Flag");
+  debug ("X = %d\n", x);
+  showlist (The first, second, and third items.);
+  report (x>y, "x is %d but y is %d", x, y);
+}
+
+// Check long long types.
+#define BIG64 18446744073709551615ull
+#define BIG32 4294967295ul
+#define BIG_OK (BIG64 / BIG32 == 4294967297ull && BIG64 % BIG32 == 0)
+#if !BIG_OK
+  #error "your preprocessor is broken"
+#endif
+#if BIG_OK
+#else
+  #error "your preprocessor is broken"
+#endif
+static long long int bignum = -9223372036854775807LL;
+static unsigned long long int ubignum = BIG64;
+
+struct incomplete_array
+{
+  int datasize;
+  double data[];
+};
+
+struct named_init {
+  int number;
+  const wchar_t *name;
+  double average;
+};
+
+typedef const char *ccp;
+
+static inline int
+test_restrict (ccp restrict text)
+{
+  // See if C++-style comments work.
+  // Iterate through items via the restricted pointer.
+  // Also check for declarations in for loops.
+  for (unsigned int i = 0; *(text+i) != '\''\0'\''; ++i)
+    continue;
+  return 0;
+}
+
+// Check varargs and va_copy.
+static bool
+test_varargs (const char *format, ...)
+{
+  va_list args;
+  va_start (args, format);
+  va_list args_copy;
+  va_copy (args_copy, args);
+
+  const char *str = "";
+  int number = 0;
+  float fnumber = 0;
+
+  while (*format)
+    {
+      switch (*format++)
+	{
+	case '\''s'\'': // string
+	  str = va_arg (args_copy, const char *);
+	  break;
+	case '\''d'\'': // int
+	  number = va_arg (args_copy, int);
+	  break;
+	case '\''f'\'': // float
+	  fnumber = va_arg (args_copy, double);
+	  break;
+	default:
+	  break;
+	}
+    }
+  va_end (args_copy);
+  va_end (args);
+
+  return *str && number && fnumber;
+}
+'
+
+# Test code for whether the C compiler supports C99 (body of main).
+ac_c_conftest_c99_main='
+  // Check bool.
+  _Bool success = false;
+  success |= (argc != 0);
+
+  // Check restrict.
+  if (test_restrict ("String literal") == 0)
+    success = true;
+  char *restrict newvar = "Another string";
+
+  // Check varargs.
+  success &= test_varargs ("s, d'\'' f .", "string", 65, 34.234);
+  test_varargs_macros ();
+
+  // Check flexible array members.
+  struct incomplete_array *ia =
+    malloc (sizeof (struct incomplete_array) + (sizeof (double) * 10));
+  ia->datasize = 10;
+  for (int i = 0; i < ia->datasize; ++i)
+    ia->data[i] = i * 1.234;
+
+  // Check named initializers.
+  struct named_init ni = {
+    .number = 34,
+    .name = L"Test wide string",
+    .average = 543.34343,
+  };
+
+  ni.number = 58;
+
+  int dynamic_array[ni.number];
+  dynamic_array[0] = argv[0][0];
+  dynamic_array[ni.number - 1] = 543;
+
+  // work around unused variable warnings
+  ok |= (!success || bignum == 0LL || ubignum == 0uLL || newvar[0] == '\''x'\''
+	 || dynamic_array[ni.number - 1] != 543);
+'
+
+# Test code for whether the C compiler supports C11 (global declarations)
+ac_c_conftest_c11_globals='
+// Does the compiler advertise C11 conformance?
+#if !defined __STDC_VERSION__ || __STDC_VERSION__ < 201112L
+# error "Compiler does not advertise C11 conformance"
+#endif
+
+// Check _Alignas.
+char _Alignas (double) aligned_as_double;
+char _Alignas (0) no_special_alignment;
+extern char aligned_as_int;
+char _Alignas (0) _Alignas (int) aligned_as_int;
+
+// Check _Alignof.
+enum
+{
+  int_alignment = _Alignof (int),
+  int_array_alignment = _Alignof (int[100]),
+  char_alignment = _Alignof (char)
+};
+_Static_assert (0 < -_Alignof (int), "_Alignof is signed");
+
+// Check _Noreturn.
+int _Noreturn does_not_return (void) { for (;;) continue; }
+
+// Check _Static_assert.
+struct test_static_assert
+{
+  int x;
+  _Static_assert (sizeof (int) <= sizeof (long int),
+                  "_Static_assert does not work in struct");
+  long int y;
+};
+
+// Check UTF-8 literals.
+#define u8 syntax error!
+char const utf8_literal[] = u8"happens to be ASCII" "another string";
+
+// Check duplicate typedefs.
+typedef long *long_ptr;
+typedef long int *long_ptr;
+typedef long_ptr long_ptr;
+
+// Anonymous structures and unions -- taken from C11 6.7.2.1 Example 1.
+struct anonymous
+{
+  union {
+    struct { int i; int j; };
+    struct { int k; long int l; } w;
+  };
+  int m;
+} v1;
+'
+
+# Test code for whether the C compiler supports C11 (body of main).
+ac_c_conftest_c11_main='
+  _Static_assert ((offsetof (struct anonymous, i)
+		   == offsetof (struct anonymous, w.k)),
+		  "Anonymous union alignment botch");
+  v1.i = 2;
+  v1.w.k = 5;
+  ok |= v1.i != 5;
+'
+
+# Test code for whether the C compiler supports C11 (complete).
+ac_c_conftest_c11_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+${ac_c_conftest_c11_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  ${ac_c_conftest_c11_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C99 (complete).
+ac_c_conftest_c99_program="${ac_c_conftest_c89_globals}
+${ac_c_conftest_c99_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  ${ac_c_conftest_c99_main}
+  return ok;
+}
+"
+
+# Test code for whether the C compiler supports C89 (complete).
+ac_c_conftest_c89_program="${ac_c_conftest_c89_globals}
+
+int
+main (int argc, char **argv)
+{
+  int ok = 0;
+  ${ac_c_conftest_c89_main}
+  return ok;
+}
+"
+
+
+# Auxiliary files required by this configure script.
+ac_aux_files="config.guess config.sub"
+
+# Locations in which to look for auxiliary files.
+ac_aux_dir_candidates="${srcdir}/../build-scripts"
+
+# Search for a directory containing all of the required auxiliary files,
+# $ac_aux_files, from the $PATH-style list $ac_aux_dir_candidates.
+# If we don't find one directory that contains all the files we need,
+# we report the set of missing files from the *first* directory in
+# $ac_aux_dir_candidates and give up.
+ac_missing_aux_files=""
+ac_first_candidate=:
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: looking for aux files: $ac_aux_files" >&5
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in $ac_aux_dir_candidates
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+  as_found=:
+
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}:  trying $as_dir" >&5
+  ac_aux_dir_found=yes
+  ac_install_sh=
+  for ac_aux in $ac_aux_files
+  do
+    # As a special case, if "install-sh" is required, that requirement
+    # can be satisfied by any of "install-sh", "install.sh", or "shtool",
+    # and $ac_install_sh is set appropriately for whichever one is found.
+    if test x"$ac_aux" = x"install-sh"
+    then
+      if test -f "${as_dir}install-sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install-sh found" >&5
+        ac_install_sh="${as_dir}install-sh -c"
+      elif test -f "${as_dir}install.sh"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}install.sh found" >&5
+        ac_install_sh="${as_dir}install.sh -c"
+      elif test -f "${as_dir}shtool"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}shtool found" >&5
+        ac_install_sh="${as_dir}shtool install -c"
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} install-sh"
+        else
+          break
+        fi
+      fi
+    else
+      if test -f "${as_dir}${ac_aux}"; then
+        printf "%s\n" "$as_me:${as_lineno-$LINENO}:   ${as_dir}${ac_aux} found" >&5
+      else
+        ac_aux_dir_found=no
+        if $ac_first_candidate; then
+          ac_missing_aux_files="${ac_missing_aux_files} ${ac_aux}"
+        else
+          break
+        fi
+      fi
+    fi
+  done
+  if test "$ac_aux_dir_found" = yes; then
+    ac_aux_dir="$as_dir"
+    break
+  fi
+  ac_first_candidate=false
+
+  as_found=false
+done
+IFS=$as_save_IFS
+if $as_found
+then :
+
+else $as_nop
+  as_fn_error $? "cannot find required auxiliary files:$ac_missing_aux_files" "$LINENO" 5
+fi
+
+
+# These three variables are undocumented and unsupported,
+# and are intended to be withdrawn in a future Autoconf release.
+# They can cause serious problems if a builder's source tree is in a directory
+# whose full name contains unusual characters.
+if test -f "${ac_aux_dir}config.guess"; then
+  ac_config_guess="$SHELL ${ac_aux_dir}config.guess"
+fi
+if test -f "${ac_aux_dir}config.sub"; then
+  ac_config_sub="$SHELL ${ac_aux_dir}config.sub"
+fi
+if test -f "$ac_aux_dir/configure"; then
+  ac_configure="$SHELL ${ac_aux_dir}configure"
+fi
+
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
@@ -1869,12 +2332,12 @@ for ac_var in $ac_precious_vars; do
   eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
@@ -1883,24 +2346,24 @@ $as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
 	ac_old_val_w=`echo x $ac_old_val`
 	ac_new_val_w=`echo x $ac_new_val`
 	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+printf "%s\n" "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
 	  ac_cache_corrupted=:
 	else
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+printf "%s\n" "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
 	  eval $ac_var=\$ac_old_val
 	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+printf "%s\n" "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+printf "%s\n" "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`printf "%s\n" "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
@@ -1910,11 +2373,12 @@ $as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
   fi
 done
 if $ac_cache_corrupted; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+printf "%s\n" "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run \`${MAKE-make} distclean' and/or \`rm $cache_file'
+	    and start over" "$LINENO" 5
 fi
 ## -------------------- ##
 ## Main body of script. ##
@@ -1929,55 +2393,31 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-ac_aux_dir=
-for ac_dir in ../build-scripts "$srcdir"/../build-scripts; do
-  if test -f "$ac_dir/install-sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install-sh -c"
-    break
-  elif test -f "$ac_dir/install.sh"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/install.sh -c"
-    break
-  elif test -f "$ac_dir/shtool"; then
-    ac_aux_dir=$ac_dir
-    ac_install_sh="$ac_aux_dir/shtool install -c"
-    break
-  fi
-done
-if test -z "$ac_aux_dir"; then
-  as_fn_error $? "cannot find install-sh, install.sh, or shtool in ../build-scripts \"$srcdir\"/../build-scripts" "$LINENO" 5
-fi
 
-# These three variables are undocumented and unsupported,
-# and are intended to be withdrawn in a future Autoconf release.
-# They can cause serious problems if a builder's source tree is in a directory
-# whose full name contains unusual characters.
-ac_config_guess="$SHELL $ac_aux_dir/config.guess"  # Please don't use this var.
-ac_config_sub="$SHELL $ac_aux_dir/config.sub"  # Please don't use this var.
-ac_configure="$SHELL $ac_aux_dir/configure"  # Please don't use this var.
 
 
-# Make sure we can run config.sub.
-$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
-  as_fn_error $? "cannot run $SHELL $ac_aux_dir/config.sub" "$LINENO" 5
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
-$as_echo_n "checking build system type... " >&6; }
-if ${ac_cv_build+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+  # Make sure we can run config.sub.
+$SHELL "${ac_aux_dir}config.sub" sun4 >/dev/null 2>&1 ||
+  as_fn_error $? "cannot run $SHELL ${ac_aux_dir}config.sub" "$LINENO" 5
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
+printf %s "checking build system type... " >&6; }
+if test ${ac_cv_build+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_build_alias=$build_alias
 test "x$ac_build_alias" = x &&
-  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
+  ac_build_alias=`$SHELL "${ac_aux_dir}config.guess"`
 test "x$ac_build_alias" = x &&
   as_fn_error $? "cannot guess build type; you must specify one" "$LINENO" 5
-ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
-  as_fn_error $? "$SHELL $ac_aux_dir/config.sub $ac_build_alias failed" "$LINENO" 5
+ac_cv_build=`$SHELL "${ac_aux_dir}config.sub" $ac_build_alias` ||
+  as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $ac_build_alias failed" "$LINENO" 5
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
-$as_echo "$ac_cv_build" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_build" >&5
+printf "%s\n" "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
@@ -1996,21 +2436,22 @@ IFS=$ac_save_IFS
 case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
-$as_echo_n "checking host system type... " >&6; }
-if ${ac_cv_host+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
+printf %s "checking host system type... " >&6; }
+if test ${ac_cv_host+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test "x$host_alias" = x; then
   ac_cv_host=$ac_cv_build
 else
-  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
-    as_fn_error $? "$SHELL $ac_aux_dir/config.sub $host_alias failed" "$LINENO" 5
+  ac_cv_host=`$SHELL "${ac_aux_dir}config.sub" $host_alias` ||
+    as_fn_error $? "$SHELL ${ac_aux_dir}config.sub $host_alias failed" "$LINENO" 5
 fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
-$as_echo "$ac_cv_host" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_host" >&5
+printf "%s\n" "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
 *) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
@@ -2030,6 +2471,15 @@ case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
 
 
 
+
+
+
+
+
+
+
+
+
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2038,11 +2488,12 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2050,11 +2501,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2065,11 +2520,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2078,11 +2533,12 @@ if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -2090,11 +2546,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2105,11 +2565,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_ct_CC" = x; then
@@ -2117,8 +2577,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
@@ -2131,11 +2591,12 @@ if test -z "$CC"; then
           if test -n "$ac_tool_prefix"; then
     # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2143,11 +2604,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2158,11 +2623,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2171,11 +2636,12 @@ fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2184,15 +2650,19 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    if test "$as_dir$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2208,18 +2678,18 @@ if test $ac_prog_rejected = yes; then
     # However, it has the same basename, so the bogon will be chosen
     # first if we set CC to just the basename; use the full file name.
     shift
-    ac_cv_prog_CC="$as_dir/$ac_word${1+' '}$@"
+    ac_cv_prog_CC="$as_dir$ac_word${1+' '}$@"
   fi
 fi
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2230,11 +2700,12 @@ if test -z "$CC"; then
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
 else
@@ -2242,11 +2713,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2257,11 +2732,11 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2274,11 +2749,12 @@ if test -z "$CC"; then
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
 else
@@ -2286,11 +2762,15 @@ as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2301,11 +2781,11 @@ fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -2317,34 +2797,138 @@ done
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
+fi
+
+fi
+if test -z "$CC"; then
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}clang", so it can be a program name with args.
+set dummy ${ac_tool_prefix}clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_CC="${ac_tool_prefix}clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+CC=$ac_cv_prog_CC
+if test -n "$CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+printf "%s\n" "$CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "clang", so it can be a program name with args.
+set dummy clang; ac_word=$2
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_prog_ac_ct_CC+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="clang"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+printf "%s\n" "$ac_ct_CC" >&6; }
+else
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+fi
+
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     CC=$ac_ct_CC
   fi
+else
+  CC="$ac_cv_prog_CC"
 fi
 
 fi
 
 
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+test -z "$CC" && { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
 See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
 set X $ac_compile
 ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
+for ac_option in --version -v -V -qversion -version; do
   { { ac_try="$ac_compiler $ac_option >&5"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
   if test -s conftest.err; then
@@ -2354,7 +2938,7 @@ $as_echo "$ac_try_echo"; } >&5
     cat conftest.er1 >&5
   fi
   rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
 done
 
@@ -2362,7 +2946,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -2374,9 +2958,9 @@ ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
-ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+printf %s "checking whether the C compiler works... " >&6; }
+ac_link_default=`printf "%s\n" "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 
 # The possible output files:
 ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
@@ -2397,11 +2981,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link_default") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
 # So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
 # in a Makefile.  We should not override ac_cv_exeext if it was cached,
@@ -2418,7 +3003,7 @@ do
 	# certainly right.
 	break;;
     *.* )
-	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	if test ${ac_cv_exeext+y} && test "$ac_cv_exeext" != no;
 	then :; else
 	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
 	fi
@@ -2434,44 +3019,46 @@ do
 done
 test "$ac_cv_exeext" = no && ac_cv_exeext=
 
-else
+else $as_nop
   ac_file=''
 fi
-if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+if test -z "$ac_file"
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
 See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+fi
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+printf %s "checking for C compiler default output file name... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+printf "%s\n" "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
 
 rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-$as_echo_n "checking for suffix of executables... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+printf %s "checking for suffix of executables... " >&6; }
 if { { ac_try="$ac_link"
 case "(($ac_try" in
   *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -2485,15 +3072,15 @@ for ac_file in conftest.exe conftest conftest.*; do
     * ) break;;
   esac
 done
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-$as_echo "$ac_cv_exeext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+printf "%s\n" "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
@@ -2502,7 +3089,7 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 int
-main ()
+main (void)
 {
 FILE *f = fopen ("conftest.out", "w");
  return ferror (f) || fclose (f) != 0;
@@ -2514,8 +3101,8 @@ _ACEOF
 ac_clean_files="$ac_clean_files conftest.out"
 # Check that the compiler produces executables we can run.  If not, either
 # the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+printf %s "checking whether we are cross compiling... " >&6; }
 if test "$cross_compiling" != yes; then
   { { ac_try="$ac_link"
 case "(($ac_try" in
@@ -2523,10 +3110,10 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_link") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }
   if { ac_try='./conftest$ac_cv_exeext'
   { { case "(($ac_try" in
@@ -2534,39 +3121,40 @@ $as_echo "$ac_try_echo"; } >&5
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_try") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
     cross_compiling=no
   else
     if test "$cross_compiling" = maybe; then
 	cross_compiling=yes
     else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
+	{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
 See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+printf "%s\n" "$cross_compiling" >&6; }
 
 rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-$as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+printf %s "checking for suffix of object files... " >&6; }
+if test ${ac_cv_objext+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
@@ -2580,11 +3168,12 @@ case "(($ac_try" in
   *) ac_try_echo=$ac_try;;
 esac
 eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
+printf "%s\n" "$ac_try_echo"; } >&5
   (eval "$ac_compile") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+then :
   for ac_file in conftest.o conftest.obj conftest.*; do
   test -f "$ac_file" || continue;
   case $ac_file in
@@ -2593,31 +3182,32 @@ $as_echo "$ac_try_echo"; } >&5
        break;;
   esac
 done
-else
-  $as_echo "$as_me: failed program was:" >&5
+else $as_nop
+  printf "%s\n" "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
 See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-$as_echo "$ac_cv_objext" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+printf "%s\n" "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the compiler supports GNU C" >&5
+printf %s "checking whether the compiler supports GNU C... " >&6; }
+if test ${ac_cv_c_compiler_gnu+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 #ifndef __GNUC__
        choke me
@@ -2627,29 +3217,33 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_compiler_gnu=yes
-else
+else $as_nop
   ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+printf "%s\n" "$ac_cv_c_compiler_gnu" >&6; }
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 if test $ac_compiler_gnu = yes; then
   GCC=yes
 else
   GCC=
 fi
-ac_test_CFLAGS=${CFLAGS+set}
+ac_test_CFLAGS=${CFLAGS+y}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+printf %s "checking whether $CC accepts -g... " >&6; }
+if test ${ac_cv_prog_cc_g+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_save_c_werror_flag=$ac_c_werror_flag
    ac_c_werror_flag=yes
    ac_cv_prog_cc_g=no
@@ -2658,57 +3252,60 @@ else
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
-else
+else $as_nop
   CFLAGS=""
       cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
 
-else
+else $as_nop
   ac_c_werror_flag=$ac_save_c_werror_flag
 	 CFLAGS="-g"
 	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_g=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
    ac_c_werror_flag=$ac_save_c_werror_flag
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
-if test "$ac_test_CFLAGS" = set; then
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+printf "%s\n" "$ac_cv_prog_cc_g" >&6; }
+if test $ac_test_CFLAGS; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
   if test "$GCC" = yes; then
@@ -2723,94 +3320,144 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_cv_prog_cc_c89=no
+ac_prog_cc_stdc=no
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C11 features" >&5
+printf %s "checking for $CC option to enable C11 features... " >&6; }
+if test ${ac_cv_prog_cc_c11+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c11=no
 ac_save_CC=$CC
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <stdarg.h>
-#include <stdio.h>
-struct stat;
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
-     char **p;
-     int i;
-{
-  return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
-  char *s;
-  va_list v;
-  va_start (v,p);
-  s = g (p, va_arg (v,int));
-  va_end (v);
-  return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
-   function prototypes and stuff, but not '\xHH' hex character constants.
-   These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
-   proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
-   array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
+$ac_c_conftest_c11_program
+_ACEOF
+for ac_arg in '' -std=gnu11
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c11=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c11" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+if test "x$ac_cv_prog_cc_c11" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c11" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c11" >&5
+printf "%s\n" "$ac_cv_prog_cc_c11" >&6; }
+     CC="$CC $ac_cv_prog_cc_c11"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c11
+  ac_prog_cc_stdc=c11
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C99 features" >&5
+printf %s "checking for $CC option to enable C99 features... " >&6; }
+if test ${ac_cv_prog_cc_c99+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c99=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c99_program
+_ACEOF
+for ac_arg in '' -std=gnu99 -std=c99 -c99 -qlanglvl=extc1x -qlanglvl=extc99 -AC99 -D_STDC_C99=
+do
+  CC="$ac_save_CC $ac_arg"
+  if ac_fn_c_try_compile "$LINENO"
+then :
+  ac_cv_prog_cc_c99=$ac_arg
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam
+  test "x$ac_cv_prog_cc_c99" != "xno" && break
+done
+rm -f conftest.$ac_ext
+CC=$ac_save_CC
+fi
 
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
-  ;
-  return 0;
-}
+if test "x$ac_cv_prog_cc_c99" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c99" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c99" >&5
+printf "%s\n" "$ac_cv_prog_cc_c99" >&6; }
+     CC="$CC $ac_cv_prog_cc_c99"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c99
+  ac_prog_cc_stdc=c99
+fi
+fi
+if test x$ac_prog_cc_stdc = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $CC option to enable C89 features" >&5
+printf %s "checking for $CC option to enable C89 features... " >&6; }
+if test ${ac_cv_prog_cc_c89+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+  ac_cv_prog_cc_c89=no
+ac_save_CC=$CC
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$ac_c_conftest_c89_program
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
+  if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f core conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext conftest.beam
   test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
 rm -f conftest.$ac_ext
 CC=$ac_save_CC
-
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
-  *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
 
+if test "x$ac_cv_prog_cc_c89" = xno
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+printf "%s\n" "unsupported" >&6; }
+else $as_nop
+  if test "x$ac_cv_prog_cc_c89" = x
+then :
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+printf "%s\n" "none needed" >&6; }
+else $as_nop
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+printf "%s\n" "$ac_cv_prog_cc_c89" >&6; }
+     CC="$CC $ac_cv_prog_cc_c89"
+fi
+  ac_cv_prog_cc_stdc=$ac_cv_prog_cc_c89
+  ac_prog_cc_stdc=c89
+fi
 fi
 
 ac_ext=c
@@ -2821,16 +3468,17 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
-$as_echo_n "checking for an ANSI C-conforming const... " >&6; }
-if ${ac_cv_c_const+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for an ANSI C-conforming const" >&5
+printf %s "checking for an ANSI C-conforming const... " >&6; }
+if test ${ac_cv_c_const+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
-main ()
+main (void)
 {
 
 #ifndef __cplusplus
@@ -2843,7 +3491,7 @@ main ()
   /* NEC SVR4.0.2 mips cc rejects this.  */
   struct point {int x, y;};
   static struct point const zero = {0,0};
-  /* AIX XL C 1.02.0.0 rejects this.
+  /* IBM XL C 1.02.0.0 rejects this.
      It does not let you subtract one const X* pointer from another in
      an arm of an if-expression whose if-part is not a constant
      expression */
@@ -2871,7 +3519,7 @@ main ()
     iptr p = 0;
     ++p;
   }
-  { /* AIX XL C 1.02.0.0 rejects this sort of thing, saying
+  { /* IBM XL C 1.02.0.0 rejects this sort of thing, saying
        "k.c", line 2.27: 1506-025 (S) Operand must be a modifiable lvalue. */
     struct s { int j; const int *ap[3]; } bx;
     struct s *b = &bx; b->j = 5;
@@ -2887,18 +3535,19 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   ac_cv_c_const=yes
-else
+else $as_nop
   ac_cv_c_const=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
-$as_echo "$ac_cv_c_const" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_const" >&5
+printf "%s\n" "$ac_cv_c_const" >&6; }
 if test $ac_cv_c_const = no; then
 
-$as_echo "#define const /**/" >>confdefs.h
+printf "%s\n" "#define const /**/" >>confdefs.h
 
 fi
 
@@ -2939,11 +3588,12 @@ case "$host" in
         MATHLIB=""
         # Extract the first word of "osmesa-config", so it can be a program name with args.
 set dummy osmesa-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_OSMESA_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_OSMESA_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $OSMESA_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_OSMESA_CONFIG="$OSMESA_CONFIG" # Let the user override the test with a path.
@@ -2953,11 +3603,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_OSMESA_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_OSMESA_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -2970,11 +3624,11 @@ esac
 fi
 OSMESA_CONFIG=$ac_cv_path_OSMESA_CONFIG
 if test -n "$OSMESA_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $OSMESA_CONFIG" >&5
-$as_echo "$OSMESA_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $OSMESA_CONFIG" >&5
+printf "%s\n" "$OSMESA_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3012,11 +3666,12 @@ fi
                 ISUNIX="true"
         EXE=""
         MATHLIB="-lm"
-                { $as_echo "$as_me:${as_lineno-$LINENO}: checking for glBegin in -lOpenGL" >&5
-$as_echo_n "checking for glBegin in -lOpenGL... " >&6; }
-if ${ac_cv_lib_OpenGL_glBegin+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+                { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for glBegin in -lOpenGL" >&5
+printf %s "checking for glBegin in -lOpenGL... " >&6; }
+if test ${ac_cv_lib_OpenGL_glBegin+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lOpenGL  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3025,32 +3680,31 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char glBegin ();
 int
-main ()
+main (void)
 {
 return glBegin ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_OpenGL_glBegin=yes
-else
+else $as_nop
   ac_cv_lib_OpenGL_glBegin=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_OpenGL_glBegin" >&5
-$as_echo "$ac_cv_lib_OpenGL_glBegin" >&6; }
-if test "x$ac_cv_lib_OpenGL_glBegin" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_OpenGL_glBegin" >&5
+printf "%s\n" "$ac_cv_lib_OpenGL_glBegin" >&6; }
+if test "x$ac_cv_lib_OpenGL_glBegin" = xyes
+then :
   SYS_GL_LIBS="-lOpenGL"
-else
+else $as_nop
   SYS_GL_LIBS="-lGL"
 fi
 
@@ -3074,11 +3728,12 @@ if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
 	if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}pkg-config", so it can be a program name with args.
 set dummy ${ac_tool_prefix}pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PKG_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_PKG_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_PKG_CONFIG="$PKG_CONFIG" # Let the user override the test with a path.
@@ -3088,11 +3743,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3104,11 +3763,11 @@ esac
 fi
 PKG_CONFIG=$ac_cv_path_PKG_CONFIG
 if test -n "$PKG_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
-$as_echo "$PKG_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PKG_CONFIG" >&5
+printf "%s\n" "$PKG_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
@@ -3117,11 +3776,12 @@ if test -z "$ac_cv_path_PKG_CONFIG"; then
   ac_pt_PKG_CONFIG=$PKG_CONFIG
   # Extract the first word of "pkg-config", so it can be a program name with args.
 set dummy pkg-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_ac_pt_PKG_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_ac_pt_PKG_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $ac_pt_PKG_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_ac_pt_PKG_CONFIG="$ac_pt_PKG_CONFIG" # Let the user override the test with a path.
@@ -3131,11 +3791,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_ac_pt_PKG_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3147,11 +3811,11 @@ esac
 fi
 ac_pt_PKG_CONFIG=$ac_cv_path_ac_pt_PKG_CONFIG
 if test -n "$ac_pt_PKG_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
-$as_echo "$ac_pt_PKG_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_pt_PKG_CONFIG" >&5
+printf "%s\n" "$ac_pt_PKG_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
   if test "x$ac_pt_PKG_CONFIG" = x; then
@@ -3159,8 +3823,8 @@ fi
   else
     case $cross_compiling:$ac_tool_warned in
 yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+printf "%s\n" "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
 ac_tool_warned=yes ;;
 esac
     PKG_CONFIG=$ac_pt_PKG_CONFIG
@@ -3172,37 +3836,40 @@ fi
 fi
 if test -n "$PKG_CONFIG"; then
 	_pkg_min_version=0.9.0
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
-$as_echo_n "checking pkg-config is at least version $_pkg_min_version... " >&6; }
+	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking pkg-config is at least version $_pkg_min_version" >&5
+printf %s "checking pkg-config is at least version $_pkg_min_version... " >&6; }
 	if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 		PKG_CONFIG=""
 	fi
 fi
 
 # Check whether --with-sdl-prefix was given.
-if test "${with_sdl_prefix+set}" = set; then :
+if test ${with_sdl_prefix+y}
+then :
   withval=$with_sdl_prefix; sdl_prefix="$withval"
-else
+else $as_nop
   sdl_prefix=""
 fi
 
 
 # Check whether --with-sdl-exec-prefix was given.
-if test "${with_sdl_exec_prefix+set}" = set; then :
+if test ${with_sdl_exec_prefix+y}
+then :
   withval=$with_sdl_exec_prefix; sdl_exec_prefix="$withval"
-else
+else $as_nop
   sdl_exec_prefix=""
 fi
 
 # Check whether --enable-sdltest was given.
-if test "${enable_sdltest+set}" = set; then :
+if test ${enable_sdltest+y}
+then :
   enableval=$enable_sdltest;
-else
+else $as_nop
   enable_sdltest=yes
 fi
 
@@ -3212,17 +3879,17 @@ fi
   if test "x$sdl_prefix$sdl_exec_prefix" = x ; then
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for sdl2 >= $min_sdl_version" >&5
-$as_echo_n "checking for sdl2 >= $min_sdl_version... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for sdl2 >= $min_sdl_version" >&5
+printf %s "checking for sdl2 >= $min_sdl_version... " >&6; }
 
 if test -n "$SDL_CFLAGS"; then
     pkg_cv_SDL_CFLAGS="$SDL_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
   ($PKG_CONFIG --exists --print-errors "sdl2 >= $min_sdl_version") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_SDL_CFLAGS=`$PKG_CONFIG --cflags "sdl2 >= $min_sdl_version" 2>/dev/null`
 else
@@ -3235,10 +3902,10 @@ if test -n "$SDL_LIBS"; then
     pkg_cv_SDL_LIBS="$SDL_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"sdl2 >= \$min_sdl_version\""; } >&5
   ($PKG_CONFIG --exists --print-errors "sdl2 >= $min_sdl_version") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_SDL_LIBS=`$PKG_CONFIG --libs "sdl2 >= $min_sdl_version" 2>/dev/null`
 else
@@ -3251,8 +3918,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+   	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -3269,14 +3936,14 @@ fi
 
 	sdl_pc=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+     	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	sdl_pc=no
 else
 	SDL_CFLAGS=$pkg_cv_SDL_CFLAGS
 	SDL_LIBS=$pkg_cv_SDL_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	sdl_pc=yes
 fi
   else
@@ -3305,11 +3972,12 @@ fi
     fi
     # Extract the first word of "sdl2-config", so it can be a program name with args.
 set dummy sdl2-config; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_SDL2_CONFIG+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+printf %s "checking for $ac_word... " >&6; }
+if test ${ac_cv_path_SDL2_CONFIG+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   case $SDL2_CONFIG in
   [\\/]* | ?:[\\/]*)
   ac_cv_path_SDL2_CONFIG="$SDL2_CONFIG" # Let the user override the test with a path.
@@ -3319,11 +3987,15 @@ else
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
     for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_path_SDL2_CONFIG="$as_dir/$ac_word$ac_exec_ext"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+  if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then
+    ac_cv_path_SDL2_CONFIG="$as_dir$ac_word$ac_exec_ext"
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
@@ -3336,17 +4008,17 @@ esac
 fi
 SDL2_CONFIG=$ac_cv_path_SDL2_CONFIG
 if test -n "$SDL2_CONFIG"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $SDL2_CONFIG" >&5
-$as_echo "$SDL2_CONFIG" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $SDL2_CONFIG" >&5
+printf "%s\n" "$SDL2_CONFIG" >&6; }
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 fi
 
 
     PATH="$as_save_PATH"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for SDL - version >= $min_sdl_version" >&5
-$as_echo_n "checking for SDL - version >= $min_sdl_version... " >&6; }
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for SDL - version >= $min_sdl_version" >&5
+printf %s "checking for SDL - version >= $min_sdl_version... " >&6; }
     no_sdl=""
 
     if test "$SDL2_CONFIG" = "no" ; then
@@ -3369,9 +4041,10 @@ $as_echo_n "checking for SDL - version >= $min_sdl_version... " >&6; }
         CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
         LIBS="$LIBS $SDL_LIBS"
       rm -f conf.sdltest
-      if test "$cross_compiling" = yes; then :
+      if test "$cross_compiling" = yes
+then :
   echo $ac_n "cross compiling; assumed OK... $ac_c"
-else
+else $as_nop
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
@@ -3411,9 +4084,10 @@ int main (int argc, char *argv[])
 
 
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_run "$LINENO"
+then :
 
-else
+else $as_nop
   no_sdl=yes
 fi
 rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
@@ -3426,11 +4100,11 @@ fi
       fi
     fi
     if test "x$no_sdl" = x ; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
     else
-      { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     fi
   fi
   if test "x$no_sdl" = x ; then
@@ -3461,14 +4135,15 @@ int main(int argc, char *argv[])
 #define main K_and_R_C_main
 
 int
-main ()
+main (void)
 {
  return 0;
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
    echo "*** The test program compiled, but did not run. This usually means"
           echo "*** that the run-time linker is not finding SDL or finding the wrong"
           echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
@@ -3478,13 +4153,13 @@ if ac_fn_c_try_link "$LINENO"; then :
 	  echo "***"
           echo "*** If you have an old version installed, it is best to remove it, although"
           echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
-else
+else $as_nop
    echo "*** The test program failed to compile or link. See the file config.log for the"
           echo "*** exact error that occured. This usually means SDL was incorrectly installed"
           echo "*** or that you have moved SDL since it was installed. In the latter case, you"
           echo "*** may want to edit the sdl2-config script: $SDL2_CONFIG"
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
           CFLAGS="$ac_save_CFLAGS"
           CXXFLAGS="$ac_save_CXXFLAGS"
@@ -3508,40 +4183,36 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+printf %s "checking how to run the C preprocessor... " >&6; }
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-      # Double quotes because CPP needs to be expanded
-    for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
+  if test ${ac_cv_prog_CPP+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
+      # Double quotes because $CC needs to be expanded
+    for CPP in "$CC -E" "$CC -E -traditional-cpp" cpp /lib/cpp
     do
       ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
 
-else
+else $as_nop
   # Broken: fails on valid input.
 continue
 fi
@@ -3553,10 +4224,11 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
+else $as_nop
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -3566,7 +4238,8 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
   break
 fi
 
@@ -3578,29 +4251,24 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+printf "%s\n" "$CPP" >&6; }
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
   # Use a header file that comes with gcc, so configuring glibc
   # with a fresh cross-compiler works.
-  # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-  # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
+#include <limits.h>
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
 
-else
+else $as_nop
   # Broken: fails on valid input.
 continue
 fi
@@ -3612,10 +4280,11 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # Broken: success on invalid input.
 continue
-else
+else $as_nop
   # Passes both tests.
 ac_preproc_ok=:
 break
@@ -3625,11 +4294,12 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
 rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+if $ac_preproc_ok
+then :
 
-else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+else $as_nop
+  { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+printf "%s\n" "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
 See \`config.log' for more details" "$LINENO" 5; }
 fi
@@ -3641,12 +4311,13 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for X" >&5
-$as_echo_n "checking for X... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for X" >&5
+printf %s "checking for X... " >&6; }
 
 
 # Check whether --with-x was given.
-if test "${with_x+set}" = set; then :
+if test ${with_x+y}
+then :
   withval=$with_x;
 fi
 
@@ -3657,9 +4328,10 @@ if test "x$with_x" = xno; then
 else
   case $x_includes,$x_libraries in #(
     *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
-    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+    *,NONE | NONE,*) if test ${ac_cv_have_x+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   # One or both of the vars are not set, and there is no cached value.
 ac_x_includes=no
 ac_x_libraries=no
@@ -3670,24 +4342,26 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
-main ()
+main (void)
 {
 XrmInitialize ()
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   # We can compile and link X programs with no special options.
   ac_x_includes=
   ac_x_libraries=
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS="$ac_save_LIBS"
-# If that didn't work, only try xmkmf and filesystem searches
+# If that didn't work, only try xmkmf and file system searches
 # for native compilation.
-if test x"$ac_x_includes" = xno && test "$cross_compiling" = no; then :
+if test x"$ac_x_includes" = xno && test "$cross_compiling" = no
+then :
   rm -f -r conftest.dir
 if mkdir conftest.dir; then
   cd conftest.dir
@@ -3777,10 +4451,11 @@ if test "$ac_x_includes" = no; then
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if ac_fn_c_try_cpp "$LINENO"
+then :
   # We can compile using X headers with no special include directory.
 ac_x_includes=
-else
+else $as_nop
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Xlib.h"; then
     ac_x_includes=$ac_dir
@@ -3801,20 +4476,21 @@ if test "$ac_x_libraries" = no; then
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
-main ()
+main (void)
 {
 XrmInitialize ()
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
-else
+else $as_nop
   LIBS=$ac_save_LIBS
-for ac_dir in `$as_echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
+for ac_dir in `printf "%s\n" "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
   for ac_extension in a so sl dylib la dll; do
@@ -3825,7 +4501,7 @@ do
   done
 done
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 fi # $ac_x_libraries = no
 
@@ -3849,8 +4525,8 @@ fi
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
-$as_echo "$have_x" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
+printf "%s\n" "$have_x" >&6; }
   no_x=yes
 else
   # If each of the values was on the command line, it overrides each guess.
@@ -3860,8 +4536,8 @@ else
   ac_cv_have_x="have_x=yes\
 	ac_x_includes='$x_includes'\
 	ac_x_libraries='$x_libraries'"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
-$as_echo "libraries $x_libraries, headers $x_includes" >&6; }
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
+printf "%s\n" "libraries $x_libraries, headers $x_includes" >&6; }
 fi
 
 if test x$have_x = xyes; then
@@ -3883,8 +4559,8 @@ if test x$have_x = xyes; then
     fi
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL support" >&5
-$as_echo_n "checking for OpenGL support... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL support" >&5
+printf %s "checking for OpenGL support... " >&6; }
 have_opengl=no
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -3895,22 +4571,23 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_opengl=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_opengl" >&5
-$as_echo "$have_opengl" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_opengl" >&5
+printf "%s\n" "$have_opengl" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES support" >&5
-$as_echo_n "checking for OpenGL ES support... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES support" >&5
+printf %s "checking for OpenGL ES support... " >&6; }
 have_opengles=no
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -3921,22 +4598,23 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_opengles=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_opengles" >&5
-$as_echo "$have_opengles" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_opengles" >&5
+printf "%s\n" "$have_opengles" >&6; }
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES2 support" >&5
-$as_echo_n "checking for OpenGL ES2 support... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for OpenGL ES2 support" >&5
+printf %s "checking for OpenGL ES2 support... " >&6; }
 have_opengles2=no
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
@@ -3947,19 +4625,20 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  #endif
 
 int
-main ()
+main (void)
 {
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"
+then :
   have_opengles2=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_opengles2" >&5
-$as_echo "$have_opengles2" >&6; }
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $have_opengles2" >&5
+printf "%s\n" "$have_opengles2" >&6; }
 
 GLLIB=""
 GLESLIB=""
@@ -3991,11 +4670,12 @@ fi
 
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for TTF_Init in -lSDL2_ttf" >&5
-$as_echo_n "checking for TTF_Init in -lSDL2_ttf... " >&6; }
-if ${ac_cv_lib_SDL2_ttf_TTF_Init+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for TTF_Init in -lSDL2_ttf" >&5
+printf %s "checking for TTF_Init in -lSDL2_ttf... " >&6; }
+if test ${ac_cv_lib_SDL2_ttf_TTF_Init+y}
+then :
+  printf %s "(cached) " >&6
+else $as_nop
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lSDL2_ttf  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4004,30 +4684,29 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* Override any GCC internal prototype to avoid an error.
    Use char because int might match the return type of a GCC
    builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
 char TTF_Init ();
 int
-main ()
+main (void)
 {
 return TTF_Init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+if ac_fn_c_try_link "$LINENO"
+then :
   ac_cv_lib_SDL2_ttf_TTF_Init=yes
-else
+else $as_nop
   ac_cv_lib_SDL2_ttf_TTF_Init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_SDL2_ttf_TTF_Init" >&5
-$as_echo "$ac_cv_lib_SDL2_ttf_TTF_Init" >&6; }
-if test "x$ac_cv_lib_SDL2_ttf_TTF_Init" = xyes; then :
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_SDL2_ttf_TTF_Init" >&5
+printf "%s\n" "$ac_cv_lib_SDL2_ttf_TTF_Init" >&6; }
+if test "x$ac_cv_lib_SDL2_ttf_TTF_Init" = xyes
+then :
   have_SDL_ttf=yes
 fi
 
@@ -4039,17 +4718,17 @@ fi
 
 
 pkg_failed=no
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libunwind" >&5
-$as_echo_n "checking for libunwind... " >&6; }
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for libunwind" >&5
+printf %s "checking for libunwind... " >&6; }
 
 if test -n "$LIBUNWIND_CFLAGS"; then
     pkg_cv_LIBUNWIND_CFLAGS="$LIBUNWIND_CFLAGS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libunwind\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libunwind\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libunwind") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBUNWIND_CFLAGS=`$PKG_CONFIG --cflags "libunwind" 2>/dev/null`
 else
@@ -4062,10 +4741,10 @@ if test -n "$LIBUNWIND_LIBS"; then
     pkg_cv_LIBUNWIND_LIBS="$LIBUNWIND_LIBS"
  elif test -n "$PKG_CONFIG"; then
     if test -n "$PKG_CONFIG" && \
-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libunwind\""; } >&5
+    { { printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libunwind\""; } >&5
   ($PKG_CONFIG --exists --print-errors "libunwind") 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  printf "%s\n" "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; then
   pkg_cv_LIBUNWIND_LIBS=`$PKG_CONFIG --libs "libunwind" 2>/dev/null`
 else
@@ -4078,8 +4757,8 @@ fi
 
 
 if test $pkg_failed = yes; then
-   	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+   	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 
 if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
         _pkg_short_errors_supported=yes
@@ -4096,14 +4775,14 @@ fi
 
 	have_libunwind=no
 elif test $pkg_failed = untried; then
-     	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+     	{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
 	have_libunwind=no
 else
 	LIBUNWIND_CFLAGS=$pkg_cv_LIBUNWIND_CFLAGS
 	LIBUNWIND_LIBS=$pkg_cv_LIBUNWIND_LIBS
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
 	have_libunwind=yes
 fi
 if test x$have_libunwind = xyes ; then
@@ -4139,8 +4818,8 @@ _ACEOF
     case $ac_val in #(
     *${as_nl}*)
       case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      *_cv_*) { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+printf "%s\n" "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
       esac
       case $ac_var in #(
       _ | IFS | as_nl) ;; #(
@@ -4170,15 +4849,15 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      /^ac_cv_env_/b end
      t clear
      :clear
-     s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
+     s/^\([^=]*\)=\(.*[{}].*\)$/test ${\1+y} || &/
      t end
      s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
     if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+printf "%s\n" "$as_me: updating cache $cache_file" >&6;}
       if test ! -f "$cache_file" || test -h "$cache_file"; then
 	cat confcache >"$cache_file"
       else
@@ -4192,8 +4871,8 @@ $as_echo "$as_me: updating cache $cache_file" >&6;}
       fi
     fi
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+printf "%s\n" "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -4246,7 +4925,7 @@ U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
   ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  ac_i=`printf "%s\n" "$ac_i" | sed "$ac_script"`
   # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
   #    will be set to the directory where LIBOBJS objects are built.
   as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
@@ -4262,8 +4941,8 @@ LTLIBOBJS=$ac_ltlibobjs
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+printf "%s\n" "$as_me: creating $CONFIG_STATUS" >&6;}
 as_write_fail=0
 cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
@@ -4286,14 +4965,16 @@ cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
 
 # Be more Bourne compatible
 DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+as_nop=:
+if test ${ZSH_VERSION+y} && (emulate sh) >/dev/null 2>&1
+then :
   emulate sh
   NULLCMD=:
   # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
   setopt NO_GLOB_SUBST
-else
+else $as_nop
   case `(set -o) 2>/dev/null` in #(
   *posix*) :
     set -o posix ;; #(
@@ -4303,46 +4984,46 @@ esac
 fi
 
 
+
+# Reset variables that may have inherited troublesome values from
+# the environment.
+
+# IFS needs to be set, to space, tab, and newline, in precisely that order.
+# (If _AS_PATH_WALK were called with IFS unset, it would have the
+# side effect of setting IFS to empty, thus disabling word splitting.)
+# Quoting is to prevent editors from complaining about space-tab.
 as_nl='
 '
 export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
+IFS=" ""	$as_nl"
+
+PS1='$ '
+PS2='> '
+PS4='+ '
+
+# Ensure predictable behavior from utilities with locale-dependent output.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# We cannot yet rely on "unset" to work, but we need these variables
+# to be unset--not just set to an empty or harmless value--now, to
+# avoid bugs in old shells (e.g. pre-3.0 UWIN ksh).  This construct
+# also avoids known problems related to "unset" and subshell syntax
+# in other old shells (e.g. bash 2.01 and pdksh 5.2.14).
+for as_var in BASH_ENV ENV MAIL MAILPATH CDPATH
+do eval test \${$as_var+y} \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
+
+# Ensure that fds 0, 1, and 2 are open.
+if (exec 3>&0) 2>/dev/null; then :; else exec 0</dev/null; fi
+if (exec 3>&1) 2>/dev/null; then :; else exec 1>/dev/null; fi
+if (exec 3>&2)            ; then :; else exec 2>/dev/null; fi
 
 # The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
+if ${PATH_SEPARATOR+false} :; then
   PATH_SEPARATOR=:
   (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
     (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
@@ -4351,13 +5032,6 @@ if test "${PATH_SEPARATOR+set}" != set; then
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
 # Find who we are.  Look in the path if we contain no directory separator.
 as_myself=
 case $0 in #((
@@ -4366,8 +5040,12 @@ case $0 in #((
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  case $as_dir in #(((
+    '') as_dir=./ ;;
+    */) ;;
+    *) as_dir=$as_dir/ ;;
+  esac
+    test -r "$as_dir$0" && as_myself=$as_dir$0 && break
   done
 IFS=$as_save_IFS
 
@@ -4379,30 +5057,10 @@ if test "x$as_myself" = x; then
   as_myself=$0
 fi
 if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  printf "%s\n" "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
   exit 1
 fi
 
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
 
 
 # as_fn_error STATUS ERROR [LINENO LOG_FD]
@@ -4415,13 +5073,14 @@ as_fn_error ()
   as_status=$1; test $as_status -eq 0 && as_status=1
   if test "$4"; then
     as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    printf "%s\n" "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  $as_echo "$as_me: error: $2" >&2
+  printf "%s\n" "$as_me: error: $2" >&2
   as_fn_exit $as_status
 } # as_fn_error
 
 
+
 # as_fn_set_status STATUS
 # -----------------------
 # Set $? to STATUS, without forking.
@@ -4448,18 +5107,20 @@ as_fn_unset ()
   { eval $1=; unset $1;}
 }
 as_unset=as_fn_unset
+
 # as_fn_append VAR VALUE
 # ----------------------
 # Append the text in VALUE to the end of the definition contained in VAR. Take
 # advantage of any shell optimizations that allow amortized linear growth over
 # repeated appends, instead of the typical quadratic growth present in naive
 # implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null
+then :
   eval 'as_fn_append ()
   {
     eval $1+=\$2
   }'
-else
+else $as_nop
   as_fn_append ()
   {
     eval $1=\$$1\$2
@@ -4471,12 +5132,13 @@ fi # as_fn_append
 # Perform arithmetic evaluation on the ARGs, and store the result in the
 # global $as_val. Take advantage of shells that can avoid forks. The arguments
 # must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null
+then :
   eval 'as_fn_arith ()
   {
     as_val=$(( $* ))
   }'
-else
+else $as_nop
   as_fn_arith ()
   {
     as_val=`expr "$@" || test $? -eq 1`
@@ -4507,7 +5169,7 @@ as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
 	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
+printf "%s\n" X/"$0" |
     sed '/^.*\/\([^/][^/]*\)\/*$/{
 	    s//\1/
 	    q
@@ -4529,6 +5191,10 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
+
+# Determine whether it's possible to make 'echo' print without a newline.
+# These variables are no longer used directly by Autoconf, but are AC_SUBSTed
+# for compatibility with existing Makefiles.
 ECHO_C= ECHO_N= ECHO_T=
 case `echo -n x` in #(((((
 -n*)
@@ -4542,6 +5208,12 @@ case `echo -n x` in #(((((
   ECHO_N='-n';;
 esac
 
+# For backward compatibility with old third-party macros, we provide
+# the shell variables $as_echo and $as_echo_n.  New code should use
+# AS_ECHO(["message"]) and AS_ECHO_N(["message"]), respectively.
+as_echo='printf %s\n'
+as_echo_n='printf %s'
+
 rm -f conf$$ conf$$.exe conf$$.file
 if test -d conf$$.dir; then
   rm -f conf$$.dir/conf$$.file
@@ -4583,7 +5255,7 @@ as_fn_mkdir_p ()
     as_dirs=
     while :; do
       case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *\'*) as_qdir=`printf "%s\n" "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
       *) as_qdir=$as_dir;;
       esac
       as_dirs="'$as_qdir' $as_dirs"
@@ -4592,7 +5264,7 @@ $as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$as_dir" : 'X\(//\)[^/]' \| \
 	 X"$as_dir" : 'X\(//\)$' \| \
 	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
+printf "%s\n" X"$as_dir" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -4655,7 +5327,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.71.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -4704,14 +5376,16 @@ $config_files
 Report bugs to the package provider."
 
 _ACEOF
+ac_cs_config=`printf "%s\n" "$ac_configure_args" | sed "$ac_safe_unquote"`
+ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | sed "s/^ //; s/'/'\\\\\\\\''/g"`
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.69,
+configured by $0, generated by GNU Autoconf 2.71,
   with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2021 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
 
@@ -4748,21 +5422,21 @@ do
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
   --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    $as_echo "$ac_cs_version"; exit ;;
+    printf "%s\n" "$ac_cs_version"; exit ;;
   --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
+    printf "%s\n" "$ac_cs_config"; exit ;;
   --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
     case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_optarg=`printf "%s\n" "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
     '') as_fn_error $? "missing file argument" ;;
     esac
     as_fn_append CONFIG_FILES " '$ac_optarg'"
     ac_need_defaults=false;;
   --he | --h |  --help | --hel | -h )
-    $as_echo "$ac_cs_usage"; exit ;;
+    printf "%s\n" "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
@@ -4790,7 +5464,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
   set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
   shift
-  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  \printf "%s\n" "running CONFIG_SHELL=$SHELL \$*" >&6
   CONFIG_SHELL='$SHELL'
   export CONFIG_SHELL
   exec "\$@"
@@ -4804,7 +5478,7 @@ exec 5>>config.log
   sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
 ## Running $as_me. ##
 _ASBOX
-  $as_echo "$ac_log"
+  printf "%s\n" "$ac_log"
 } >&5
 
 _ACEOF
@@ -4829,7 +5503,7 @@ done
 # We use the long form for the default assignment because of an extremely
 # bizarre bug on SunOS 4.1.3.
 if $ac_need_defaults; then
-  test "${CONFIG_FILES+set}" = set || CONFIG_FILES=$config_files
+  test ${CONFIG_FILES+y} || CONFIG_FILES=$config_files
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
@@ -5057,7 +5731,7 @@ do
 	   esac ||
 	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
-      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      case $ac_f in *\'*) ac_f=`printf "%s\n" "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
     done
 
@@ -5065,17 +5739,17 @@ do
     # use $as_me), people would be surprised to read:
     #    /* config.h.  Generated by config.status.  */
     configure_input='Generated from '`
-	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	  printf "%s\n" "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
 	`' by configure.'
     if test x"$ac_file" != x-; then
       configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-$as_echo "$as_me: creating $ac_file" >&6;}
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+printf "%s\n" "$as_me: creating $ac_file" >&6;}
     fi
     # Neutralize special characters interpreted by sed in replacement strings.
     case $configure_input in #(
     *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`$as_echo "$configure_input" |
+       ac_sed_conf_input=`printf "%s\n" "$configure_input" |
        sed 's/[\\\\&|]/\\\\&/g'`;; #(
     *) ac_sed_conf_input=$configure_input;;
     esac
@@ -5092,7 +5766,7 @@ $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
 	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$ac_file" |
+printf "%s\n" X"$ac_file" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
 	    s//\1/
 	    q
@@ -5116,9 +5790,9 @@ $as_echo X"$ac_file" |
 case "$ac_dir" in
 .) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
 *)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  ac_dir_suffix=/`printf "%s\n" "$ac_dir" | sed 's|^\.[\\/]||'`
   # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  ac_top_builddir_sub=`printf "%s\n" "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
   case $ac_top_builddir_sub in
   "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
   *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
@@ -5171,8 +5845,8 @@ ac_sed_dataroot='
 case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
 *datarootdir*) ac_datarootdir_seen=yes;;
 *@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+printf "%s\n" "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
   ac_datarootdir_hack='
@@ -5214,9 +5888,9 @@ test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
   { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
   { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
       "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
-$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+printf "%s\n" "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}
 
   rm -f "$ac_tmp/stdin"
@@ -5263,7 +5937,8 @@ if test "$no_create" != yes; then
   $ac_cs_success || as_fn_exit 1
 fi
 if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+printf "%s\n" "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
+