Patched to compile in C90 mode.

src/video/raspberry/SDL_rpivideo.c

@@ -144,6 +144,7 @@ RPI_VideoInit(_THIS)
 {
     SDL_VideoDisplay display;
     SDL_DisplayMode current_mode;
+    SDL_DisplayData *data;
     uint32_t w,h;
 
     /* Initialize BCM Host */
@@ -168,8 +169,6 @@ RPI_VideoInit(_THIS)
     display.desktop_mode = current_mode;
     display.current_mode = current_mode;
 
-    SDL_DisplayData *data;
-
     /* Allocate display internal data */
     data = (SDL_DisplayData *) SDL_calloc(1, sizeof(SDL_DisplayData));
     if (data == NULL) {