NTSTATUS __stdcall VfZwQueryDefaultUILanguage(UINT16 *DefaultUILanguageId){
VOID *retaddr;
if( (unsigned int)ViZwShouldCheck() )
ViZwCheckVirtualAddress((UINT64)DefaultUILanguageId, retaddr);
return((__int64(__fastcall *)(UINT16 *))pXdvZwQueryDefaultUILanguage)(DefaultUILanguageId);
}