ok(IsEqualGUID(&lpddi->guidProduct,&ddi2.guidProduct),"Product GUIDs do not match. Expected %s, got %s\n",debugstr_guid(&lpddi->guidProduct),debugstr_guid(&ddi2.guidProduct));
ok(IsEqualGUID(&ddi2.guidProduct,&ddi2.guidInstance),"Instance GUID should equal product GUID. Expected %s, got %s\n",debugstr_guid(&ddi2.guidProduct),debugstr_guid(&ddi2.guidInstance));
/* we cannot compare guidInstances as we may get a different device */