--- a/src/video/SDL_surface.c	Sat Aug 17 18:11:23 2002 +0000
+++ b/src/video/SDL_surface.c	Sat Aug 17 19:17:01 2002 +0000
@@ -107,6 +107,7 @@
 	surface->locked = 0;
 	surface->map = NULL;
 	surface->format_version = 0;
+	surface->unused1 = 0;
 	SDL_SetClipRect(surface, NULL);
 
 	/* Get the pixels */