620 	        if (sep->se_fd != -1 && FD_ISSET(sep->se_fd, &readable)) {  in main()
628 			    if (ioctl(sep->se_fd, FIONBIO, &i) < 0)  in main()
630 			    ctrl = accept(sep->se_fd, (struct sockaddr *)0,  in main()
645 			    if (ioctl(sep->se_fd, FIONBIO, &i) < 0)  in main()
660 			    ctrl = sep->se_fd;  in main()
1054 			if (sep->se_fd >= 0) {  in config()
1056 				      if (FD_ISSET(sep->se_fd, &allsock))  in config()
1059 				      if (!FD_ISSET(sep->se_fd, &allsock))  in config()
1088 			sep->se_fd = -1;  in config()
1094 				sep->se_fd = -1;  in config()
1101 				sep->se_fd = -1;  in config()
1136 			if (sep->se_reset != 0 && sep->se_fd >= 0)  in config()
1143 				if (sep->se_fd != -1)  in config()
1144 					(void) close(sep->se_fd);  in config()
1145 				sep->se_fd = -1;  in config()
1153 				if (sep->se_fd != -1)  in config()
1154 					(void) close(sep->se_fd);  in config()
1155 				sep->se_fd = -1;  in config()
1160 		if (sep->se_fd == -1)  in config()
1175 		if (sep->se_fd >= 0)  in config()
1236         if (sep->se_fd != -1)  in unregisterrpc()
1237                 (void) close(sep->se_fd);  in unregisterrpc()
1238         sep->se_fd = -1;  in unregisterrpc()
1249 		if (sep->se_fd == -1 && !ISMUX(sep))  in retry()
1259 	if ((sep->se_fd = socket(sep->se_family,  in setup()
1271 	    turnon(sep->se_fd, SO_DEBUG) < 0)  in setup()
1273 	if (turnon(sep->se_fd, SO_REUSEADDR) < 0)  in setup()
1276 	if (turnon(sep->se_fd, SO_PRIVSTATE) < 0)  in setup()
1284 	    (setsockopt(sep->se_fd, IPPROTO_IPV6, IPV6_RECVPKTINFO,  in setup()
1289 		if (setsockopt(sep->se_fd, IPPROTO_IPV6, IPV6_V6ONLY,  in setup()
1302 	if (bind(sep->se_fd, (struct sockaddr *)&sep->se_ctrladdr,  in setup()
1309 		(void) close(sep->se_fd);  in setup()
1310 		sep->se_fd = -1;  in setup()
1336                 if (getsockname(sep->se_fd,  in setup()
1340                         (void) close(sep->se_fd);  in setup()
1341                         sep->se_fd = -1;  in setup()
1365 			(void) close(sep->se_fd);  in setup()
1366 			sep->se_fd = -1;  in setup()
1382 		listen(sep->se_fd, -1);  in setup()
1386 			sep->se_server, sep->se_fd);  in setup()
1434 			if (setsockopt(sep->se_fd, level, opt,  in ipsecsetup()
1448 			if (setsockopt(sep->se_fd, level, opt,  in ipsecsetup()
1468 	if (sep->se_fd >= 0) {  in close_sep()
1469 		if (FD_ISSET(sep->se_fd, &allsock))  in close_sep()
1471 		(void) close(sep->se_fd);  in close_sep()
1472 		sep->se_fd = -1;  in close_sep()
1514 	sep->se_fd = -1;  in enter()
1527 		    "enabling %s, fd %d", sep->se_service, sep->se_fd);  in enable()
1529 	if (sep->se_fd < 0) {  in enable()
1539 	if (FD_ISSET(sep->se_fd, &allsock)) {  in enable()
1546 	FD_SET(sep->se_fd, &allsock);  in enable()
1547 	maxsock = MAX(maxsock, sep->se_fd);  in enable()
1555 		    "disabling %s, fd %d", sep->se_service, sep->se_fd);  in disable()
1557 	if (sep->se_fd < 0) {  in disable()
1567 	if (!FD_ISSET(sep->se_fd, &allsock)) {  in disable()
1578 	FD_CLR(sep->se_fd, &allsock);  in disable()
1579 	if (sep->se_fd == maxsock)  in disable()