diff -r 4488c8602961 src/video/SDL_video.c
--- a/src/video/SDL_video.c	Wed Jul 18 14:14:55 2012 -0700
+++ b/src/video/SDL_video.c	Wed Jul 25 13:55:27 2012 -0500
@@ -683,7 +683,7 @@
 	mode = video->SetVideoMode(this, prev_mode,video_w,video_h,video_bpp,flags);
 	if ( mode ) { /* Prevent resize events from mode change */
           /* But not on OS/2 */
-#ifndef __OS2__
+#ifdef __OS2__
 	    SDL_PrivateResize(mode->w, mode->h);
 #endif