+#if SDL_BYTEORDER == SDL_BIG_ENDIAN
+ #define RMASK 0xFF000000
+ #define GMASK 0x00FF0000
+ #define BMASK 0x0000FF00
+ #define AMASK 0x000000FF
+#else
+ #define RMASK 0x000000FF
+ #define GMASK 0x0000FF00
+ #define BMASK 0x00FF0000
+ #define AMASK 0xFF000000
+#endif
+
+