--- src/video/quartz/SDL_QuartzVideo.m.org	2011-07-01 20:57:55.000000000 +0200
+++ src/video/quartz/SDL_QuartzVideo.m	2011-07-01 19:54:01.000000000 +0200
@@ -871,6 +871,7 @@
                 rmask = 0x7C00;
                 gmask = 0x03E0;
                 bmask = 0x001F;
+		bpp = 15;
                 break;
             case 24:
                 SDL_SetError ("24bpp is not available");