user32: UpdateWindow doesn't accept a NULL hwnd.
[wine] / dlls / dinput8 / dinput8.spec
1 @ stdcall DirectInput8Create(long long ptr ptr ptr)
2 @ stdcall -private DllCanUnloadNow()
3 @ stdcall -private DllGetClassObject(ptr ptr ptr)
4 @ stdcall -private DllRegisterServer()
5 @ stdcall -private DllUnregisterServer()