Discovered that _toplevel_window() on OS/2 returned NULLHANDLE when passing in a top-level handle directly; now returns the handle.
Discovered that _toplevel_window() on OS/2 returned NULLHANDLE
when passing in a top-level handle directly; now returns the handle.


OS2World/LIB-DynamicWindows,OS2World/LIB-DynamicWindows,OS2World/LIB-DynamicWindows