http://bugs.winehq.org/show_bug.cgi?id=13567
--- Comment #19 from Louis Lenders xerox_xerox2000@yahoo.co.uk 2008-07-09 16:59:06 --- Could you try if using native msvcrt.dll changes anything?
(copy it from a windowspartition to ~/.wine/drive_c/windows/system32/ then set it to native in winecfg)