http://bugs.winehq.org/show_bug.cgi?id=22267
--- Comment #5 from Henri Verbeet hverbeet@gmail.com 2010-04-05 04:18:17 --- (In reply to comment #4)
- Following line has been added to xorg.conf
Option "TwinView" "False"
The option is called "DynamicTwinView", IIRC.