http://bugs.winehq.org/show_bug.cgi?id=20898
--- Comment #5 from Henri Verbeet hverbeet@gmail.com 2009-12-03 07:38:31 --- Created an attachment (id=25055) --> (http://bugs.winehq.org/attachment.cgi?id=25055) patch
Also, to confirm it's really the removal of this flag that causes the bug, does applying the attached patch on top of current git fix the game?