pub unsafe fn SspiInitializeSecurityContextAsyncA<P0>(
    asynccontext: *mut SspiAsyncContext,
    phcredential: Option<*const SecHandle>,
    phcontext: Option<*const SecHandle>,
    psztargetname: P0,
    fcontextreq: u32,
    reserved1: u32,
    targetdatarep: u32,
    pinput: Option<*const SecBufferDesc>,
    reserved2: u32,
    phnewcontext: Option<*const SecHandle>,
    poutput: Option<*const SecBufferDesc>,
    pfcontextattr: *const u32,
    ptsexpiry: Option<*const i64>,
) -> Result<()>
where P0: Param<PCSTR>,