http://bugs.winehq.org/show_bug.cgi?id=21515
--- Comment #2 from cruiseoveride cruiseoveride@gmail.com 2010-01-29 18:29:12 --- I don't understand what that is supposed to achieve in this context. I already mentioned in my first comment that VENDOR_MESA has no effect.
The way I see it recognition is only a small part of the problem. What wine does with that information is more important, ie. D3D/GL Capabilities associated with each recognised card.