gdi32: Test the "alpha" channel on compatible bitmaps.
[wine] / dlls / msacm32.drv /
drwxr-xr-x   ..
-rw-r--r-- 268 Makefile.in
-rw-r--r-- 225 msacm32.drv.spec
-rw-r--r-- 42332 wavemap.c