http://bugs.winehq.org/show_bug.cgi?id=16371
--- Comment #5 from Vitaliy Margolen vitaliy@kievinfo.com 2009-08-17 00:19:38 --- It's some funky BitBlt ROP that native comctl's image list uses. Doing a quick test on an app with this problem it's either 0x220326 or 0xe20746.