608 	        if (sep->se_fd != -1 && FD_ISSET(sep->se_fd, &readable)) {  in main()
616 			    if (ioctl(sep->se_fd, FIONBIO, &i) < 0)  in main()
618 			    ctrl = accept(sep->se_fd, (struct sockaddr *)0,  in main()
633 			    if (ioctl(sep->se_fd, FIONBIO, &i) < 0)  in main()
648 			    ctrl = sep->se_fd;  in main()
1042 			if (sep->se_fd >= 0) {  in config()
1044 				      if (FD_ISSET(sep->se_fd, &allsock))  in config()
1047 				      if (!FD_ISSET(sep->se_fd, &allsock))  in config()
1076 			sep->se_fd = -1;  in config()
1082 				sep->se_fd = -1;  in config()
1089 				sep->se_fd = -1;  in config()
1124 			if (sep->se_reset != 0 && sep->se_fd >= 0)  in config()
1131 				if (sep->se_fd != -1)  in config()
1132 					(void) close(sep->se_fd);  in config()
1133 				sep->se_fd = -1;  in config()
1141 				if (sep->se_fd != -1)  in config()
1142 					(void) close(sep->se_fd);  in config()
1143 				sep->se_fd = -1;  in config()
1148 		if (sep->se_fd == -1)  in config()
1163 		if (sep->se_fd >= 0)  in config()
1224         if (sep->se_fd != -1)  in unregisterrpc()
1225                 (void) close(sep->se_fd);  in unregisterrpc()
1226         sep->se_fd = -1;  in unregisterrpc()
1237 		if (sep->se_fd == -1 && !ISMUX(sep))  in retry()
1247 	if ((sep->se_fd = socket(sep->se_family,  in setup()
1259 	    turnon(sep->se_fd, SO_DEBUG) < 0)  in setup()
1261 	if (turnon(sep->se_fd, SO_REUSEADDR) < 0)  in setup()
1264 	if (turnon(sep->se_fd, SO_PRIVSTATE) < 0)  in setup()
1272 	    (setsockopt(sep->se_fd, IPPROTO_IPV6, IPV6_RECVPKTINFO,  in setup()
1277 		if (setsockopt(sep->se_fd, IPPROTO_IPV6, IPV6_V6ONLY,  in setup()
1290 	if (bind(sep->se_fd, (struct sockaddr *)&sep->se_ctrladdr,  in setup()
1297 		(void) close(sep->se_fd);  in setup()
1298 		sep->se_fd = -1;  in setup()
1324                 if (getsockname(sep->se_fd,  in setup()
1328                         (void) close(sep->se_fd);  in setup()
1329                         sep->se_fd = -1;  in setup()
1353 			(void) close(sep->se_fd);  in setup()
1354 			sep->se_fd = -1;  in setup()
1370 		listen(sep->se_fd, -1);  in setup()
1374 			sep->se_server, sep->se_fd);  in setup()
1422 			if (setsockopt(sep->se_fd, level, opt,  in ipsecsetup()
1436 			if (setsockopt(sep->se_fd, level, opt,  in ipsecsetup()
1456 	if (sep->se_fd >= 0) {  in close_sep()
1457 		if (FD_ISSET(sep->se_fd, &allsock))  in close_sep()
1459 		(void) close(sep->se_fd);  in close_sep()
1460 		sep->se_fd = -1;  in close_sep()
1502 	sep->se_fd = -1;  in enter()
1515 		    "enabling %s, fd %d", sep->se_service, sep->se_fd);  in enable()
1517 	if (sep->se_fd < 0) {  in enable()
1527 	if (FD_ISSET(sep->se_fd, &allsock)) {  in enable()
1534 	FD_SET(sep->se_fd, &allsock);  in enable()
1535 	maxsock = MAX(maxsock, sep->se_fd);  in enable()
1543 		    "disabling %s, fd %d", sep->se_service, sep->se_fd);  in disable()
1545 	if (sep->se_fd < 0) {  in disable()
1555 	if (!FD_ISSET(sep->se_fd, &allsock)) {  in disable()
1566 	FD_CLR(sep->se_fd, &allsock);  in disable()
1567 	if (sep->se_fd == maxsock)  in disable()