The iOS and tvOS demos link SDL statically, not as a framework

Xcode-iOS/Demos/config.xcconfig

@@ -10,5 +10,5 @@
 #include? "build.xcconfig"
 
 CONFIG_FRAMEWORK_LDFLAGS[sdk=macos*] = $(inherited) -framework SDL2 -framework AudioToolbox -framework Carbon -framework Cocoa -framework CoreAudio -framework CoreHaptics -framework CoreVideo -framework ForceFeedback -framework GameController -framework IOKit -framework Metal
-CONFIG_FRAMEWORK_LDFLAGS[sdk=iphone*] = $(inherited) -framework SDL2 -framework AVFoundation -framework AudioToolbox -framework CoreGraphics -framework CoreHaptics -framework CoreMotion -framework Foundation -framework GameController -framework Metal -framework OpenGLES -framework QuartzCore -framework UIKit
-CONFIG_FRAMEWORK_LDFLAGS[sdk=appletv*] = $(inherited) -framework SDL2 -framework AVFoundation -framework AudioToolbox -framework CoreGraphics -framework CoreHaptics -framework Foundation -framework GameController -framework Metal -framework OpenGLES -framework QuartzCore -framework UIKit
+CONFIG_FRAMEWORK_LDFLAGS[sdk=iphone*] = $(inherited) -framework AVFoundation -framework AudioToolbox -framework CoreGraphics -framework CoreHaptics -framework CoreMotion -framework Foundation -framework GameController -framework Metal -framework OpenGLES -framework QuartzCore -framework UIKit
+CONFIG_FRAMEWORK_LDFLAGS[sdk=appletv*] = $(inherited) -framework AVFoundation -framework AudioToolbox -framework CoreGraphics -framework CoreHaptics -framework Foundation -framework GameController -framework Metal -framework OpenGLES -framework QuartzCore -framework UIKit