pub unsafe fn DsBindWithSpnExA<P0, P1, P2>(
    domaincontrollername: P0,
    dnsdomainname: P1,
    authidentity: Option<*const c_void>,
    serviceprincipalname: P2,
    bindflags: u32,
    phds: *mut HANDLE
) -> u32
where P0: IntoParam<PCSTR>, P1: IntoParam<PCSTR>, P2: IntoParam<PCSTR>,