90 char tundev[1024] = { "" };  variable
232 	    ssystem("ifconfig %s down", tundev);  in serial_to_tun()
234 	    ssystem("ifconfig %s hw ether %s", tundev, &macs[6]);  in serial_to_tun()
236 	    ssystem("ifconfig %s up", tundev);  in serial_to_tun()
277 		 tundev, inbufptr);  in serial_to_tun()
280             printf("%s: 0000", tundev);  in serial_to_tun()
293 		if((i & 15) == 15) printf("\n%s:          ", tundev);  in serial_to_tun()
299               if((i & 15) == 15) printf("\n%s:          ", tundev);  in serial_to_tun()
378 static void flush_neighbors(const char *tundev)  in flush_neighbors()  argument
380 	ssystem("ip neigh flush dev %s", tundev);  in flush_neighbors()
490     flush_neighbors(tundev);  in get_slipfd()
564     printf("%s: Packet from TUN of length %d - write SLIP\n", tundev, len);  in write_to_serial()
567       printf("%s: 0000", tundev);  in write_to_serial()
574         if((i & 15) == 15) printf("\n%s:         ", tundev);  in write_to_serial()
769     ssystem("ifconfig %s down", tundev);  in cleanup()
778 	    tundev);  in cleanup()
785     ssystem("ifconfig %s inet6 %s remove", tundev, ipaddr);  in cleanup()
787     ssystem("ifconfig %s down", tundev);  in cleanup()
824 ifconf(const char *tundev, const char *ipaddr, int tap)  in ifconf()  argument
835 	  ssystem("ifconfig %s inet `hostname` up", tundev);  in ifconf()
836 	  ssystem("ifconfig %s add %s", tundev, ipaddr);  in ifconf()
838 	  ssystem("ifconfig %s up", tundev);  in ifconf()
839 	  ssystem("ip -6 route add 2001:db8::/64 dev %s", tundev);  in ifconf()
840 	  ssystem("ip -6 addr add 2001:db8::2/64 dev %s", tundev);  in ifconf()
841 	  ssystem("ip route add 192.0.2.0/24 dev %s", tundev);  in ifconf()
842 	  ssystem("ip addr add 192.0.2.2/24 dev %s", tundev);  in ifconf()
849   ssystem("ifconfig %s add fe80::1/64", tundev);  in ifconf()
889     ssystem("ifconfig %s add %s/64", tundev, lladdr);  in ifconf()
903     ssystem("ifconfig %s inet6 up", tundev );  in ifconf()
905     ssystem("ifconfig %s inet6 %s add", tundev, ipaddr );  in ifconf()
912   ssystem("ifconfig %s inet `hostname` %s up", tundev, ipaddr);  in ifconf()
918   ssystem("ifconfig %s\n", tundev);  in ifconf()
968 	strncpy(tundev, optarg + 5, sizeof(tundev));  in main()
970 	strncpy(tundev, optarg, sizeof(tundev));  in main()
1077   if(*tundev == '\0') {  in main()
1080       strcpy(tundev, "tap0");  in main()
1082       strcpy(tundev, "tun0");  in main()
1088   tunfd = tun_alloc(tundev, tap, make);  in main()
1092           tap ? "tap" : "tun", tundev);  in main()
1099   ifconf(tundev, ipaddr, tap);  in main()