RPC_SVC_THRMAX_SET
if (max_threads > 0 && !rpc_control(RPC_SVC_THRMAX_SET, &max_threads)) {
(void) rpc_control(RPC_SVC_THRMAX_SET, &nthreads);
if (!rpc_control(RPC_SVC_THRMAX_SET, &max_threads)) {
case RPC_SVC_THRMAX_SET: