CLSET_RETRIES
CLNT_CONTROL(client, CLSET_RETRIES, &retries);
clnt_control(cl, CLSET_RETRIES, &(int){30});
case CLSET_RETRIES:
case CLSET_RETRIES:
clnt_control(rpcb_clnt, CLSET_RETRIES, &(int){6});
clnt_control(cl, CLSET_RETRIES, &(int){1});