Allow SDL to be loaded by Matlab

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401021

include/SDL_video.h

@@ -89,11 +89,6 @@ typedef struct SDL_PixelFormat {
 	Uint8  alpha;
 } SDL_PixelFormat;
 
-/* typedef for private surface blitting functions */
-struct SDL_Surface;
-typedef int (*SDL_blit)(struct SDL_Surface *src, SDL_Rect *srcrect,
-			struct SDL_Surface *dst, SDL_Rect *dstrect);
-
 /* This structure should be treated as read-only, except for 'pixels',
    which, if not NULL, contains the raw pixel data for the surface.
 */
@@ -152,6 +147,10 @@ typedef struct SDL_Surface {
   (surface->offset ||		\
   ((surface->flags & (SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_RLEACCEL)) != 0))
 
+/* typedef for private surface blitting functions */
+typedef int (*SDL_blit)(struct SDL_Surface *src, SDL_Rect *srcrect,
+			struct SDL_Surface *dst, SDL_Rect *dstrect);
+
 
 /* Useful for determining the video hardware capabilities */
 typedef struct SDL_VideoInfo {