http://bugs.winehq.org/show_bug.cgi?id=421
--- Comment #51 from Dan Kegel dank@kegel.com 2008-05-19 05:35:10 --- Hi Leslie, that's Jesse Allen's try at a DIB engine. While interesting, it's not the one that's going to be merged in the end. The guy to watch is Jesse's mentor from that effort, Huw.
Another example of a DIB engine implementation http://www.winehq.org/pipermail/wine-patches/2002-September/003408.html and Alexandre on how it needed to be changed before merging: http://marc.info/?l=wine-devel&m=103720804517567&w=2