86 static int	sock_max;  variable
588 		n = select(sock_max, &ibits, 0, 0, &select_timeout);  in main()
654 	sock_max = 0;  in fix_select()
657 	if (sock_max <= rt_sock)  in fix_select()
658 		sock_max = rt_sock+1;  in fix_select()
661 		if (sock_max <= rip_sock)  in fix_select()
662 			sock_max = rip_sock+1;  in fix_select()
666 		if (sock_max <= rdisc_sock)  in fix_select()
667 			sock_max = rdisc_sock+1;  in fix_select()
669 		if (sock_max <= rdisc_mib_sock)  in fix_select()
670 			sock_max = rdisc_mib_sock+1;  in fix_select()