-#if (G_ENDIAN == G_BIG_ENDIAN)
-#define default_red_shift 0
-#define default_green_shift 8
-#define default_blue_shift 16
-#define endian MSBFirst
-#else
-#define default_red_shift 16
-#define default_green_shift 8
-#define default_blue_shift 0
-#define endian LSBFirst
-#endif /* G_ENDIAN == G_BIG_ENDIAN */
-
-
-typedef struct color_rgb {