--- a/include/SDL_video.h	Thu Jul 06 07:17:11 2006 +0000
+++ b/include/SDL_video.h	Fri Jul 07 08:05:39 2006 +0000
@@ -75,6 +75,7 @@
     int w;                      /**< width */
     int h;                      /**< height */
     int refresh_rate;           /**< refresh rate (or zero for unspecified) */
+    void *driverdata;           /**< driver-specific data, initialize to 0 */
 } SDL_DisplayMode;
 
 /**