oleaut32: Use IDispatch vtable size instead of hardcoded value.
[wine] / dlls / ctl3d.dll16 /
drwxr-xr-x   ..
-rw-r--r-- 130 Makefile.in
-rw-r--r-- 5667 ctl3d.c
-rw-r--r-- 1475 ctl3d.dll16.spec