pub unsafe fn DsBindByInstanceA<P0, P1, P2, P3>(
    servername: P0,
    annotation: P1,
    instanceguid: Option<*const GUID>,
    dnsdomainname: P2,
    authidentity: Option<*const c_void>,
    serviceprincipalname: P3,
    bindflags: u32,
    phds: *mut HANDLE
) -> u32
where P0: IntoParam<PCSTR>, P1: IntoParam<PCSTR>, P2: IntoParam<PCSTR>, P3: IntoParam<PCSTR>,