pub unsafe fn RegOpenKeyExW<P0, P1>(
    hkey: P0,
    lpsubkey: P1,
    uloptions: u32,
    samdesired: REG_SAM_FLAGS,
    phkresult: *mut HKEY
) -> WIN32_ERROR
where P0: IntoParam<HKEY>, P1: IntoParam<PCWSTR>,