I do not like the idea of fully switching to such a lib. But for regression testing - let Timo do it then.
Aleksey. ---
If some does not like the idea create a lib call win32ksyscall.a let me hear it now, I will implement it today night or tomoring other wise, it will be allot easy for our testapps apps and gdi32/user32 using a lib instead a genreated win32k.S for each apps.