http://bugs.winehq.org/show_bug.cgi?id=23866
--- Comment #8 from Dmitry Timoshkov dmitry@codeweavers.com 2010-08-17 01:09:19 --- (In reply to comment #7)
Created an attachment (id=30188)
--> (http://bugs.winehq.org/attachment.cgi?id=30188) [details]
improved patch
+HWND16 VFWAPIV MCIWndCreate16(HWND16 hwnd, HINSTANCE16 hinst16, DWORD style, LPSTR file)
This should be CDECL not VFWAPIV. First SDK defines this API as cdecl, and VFWAPIV assumes variable number of arguments which is not the case here.