SmbComNTCreateAndX request = new SmbComNTCreateAndX( unc, flags, access, shareAccess, attrs, options, null );
if (this instanceof SmbNamedPipe) {
    request.flags0 |= 0x16;
    request.desiredAccess |= 0x20000;
    response.isExtended = true;
}
            send( request, response );
            f = response.fid;
            attributes = response.extFileAttributes & ATTR_GET_MASK;