pub unsafe fn MsiEnumPatchesExA<P0, P1>(
    szproductcode: P0,
    szusersid: P1,
    dwcontext: u32,
    dwfilter: u32,
    dwindex: u32,
    szpatchcode: Option<&mut [u8; 39]>,
    sztargetproductcode: Option<&mut [u8; 39]>,
    pdwtargetproductcontext: Option<*mut MSIINSTALLCONTEXT>,
    sztargetusersid: PSTR,
    pcchtargetusersid: Option<*mut u32>
) -> u32
where P0: IntoParam<PCSTR>, P1: IntoParam<PCSTR>,