Function GetPackagesByPackageFamily 

pub unsafe fn GetPackagesByPackageFamily<P0>(
    packagefamilyname: P0,
    count: *mut u32,
    packagefullnames: Option<*mut PWSTR>,
    bufferlength: *mut u32,
    buffer: Option<PWSTR>,
) -> WIN32_ERROR
where
    P0: Param<PCWSTR>,