dw_window_set_usize fixes and fallback to "fixed" on GTK 1.2 if pango font doesn't load.
dw_window_set_usize fixes and fallback to "fixed" on GTK 1.2 if pango
font doesn't load.

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