@ stdcall -private DllCanUnloadNow()
@ stdcall -private DllGetClassObject(ptr ptr ptr)
@ stdcall -private DllRegisterServer()
@ stdcall -private DllUnregisterServer()
@ stdcall winegstreamer_create_wm_async_reader(ptr)
@ stdcall winegstreamer_create_wm_sync_reader(ptr)