YPPROC_MASTER
r = clnt_call(ysd->dom_client, (rpcproc_t)YPPROC_MASTER,
retval = clnt_call(ypserv, (unsigned int)YPPROC_MASTER,
r = clnt_call(client, (unsigned int)YPPROC_MASTER,
r = clnt_call(client, YPPROC_MASTER, xdr_ypreq_nokey, &yprnk,
case YPPROC_MASTER: