wined3d: Check the writemask before activating the oC0 optimization.
[wine] / dlls / olesvr32 /
drwxr-xr-x   ..
-rw-r--r-- 176 Makefile.in
-rw-r--r-- 417 olesvr32.spec
-rw-r--r-- 6073 olesvr_main.c