http://bugs.winehq.org/show_bug.cgi?id=15551
--- Comment #20 from Alexander Morozov amorozov@etersoft.ru 2008-10-13 09:24:47 ---
Anyway, I think the correct fix is to set it to NULL. Because the APC that it should be used in (ioctl_completion) works different in Wine and gets it's result from the server.
Well, let`s make so.