http://bugs.winehq.org/show_bug.cgi?id=18640
--- Comment #7 from Henri Verbeet hverbeet@gmail.com 2009-05-29 08:22:52 --- I guess we can't call SendMessage from SetPixelFormat, although a test to confirm that wouldn't hurt. That would make it an opengl/winex11.drv issue. I'm not sure when/if I'll be able to look into that.