DankoB wrote: > What would the effect of changing: > > @@ static int dinput_mouse_hook( LPDIRECTINPUTDEVICE8A iface, WPARAM wparam, LPARAM > > into this: > > @@ static void dinput_mouse_hook( LPDIRECTINPUTDEVICE8A iface, WPARAM wparam, LPARAM Doubling of mouse events in some programs.