http://bugs.winehq.org/show_bug.cgi?id=14118
--- Comment #10 from Austin English austinenglish@gmail.com 2009-08-24 14:06:52 --- I sent a small stub, which just returns 0, but makes GameShadow happier: http://www.winehq.org/pipermail/wine-patches/2009-August/077580.html
while googling, I found that 3DS Max's benchmark tool may use dxdiag /x (what Dan's patch added): http://auriterminal.com/Benchmark/ManualSteps.htm