76 int ssystem(const char *fmt, ...)
93 ssystem(const char *fmt, ...) __attribute__((__format__ (__printf__, 1, 2)));
96 ssystem(const char *fmt, ...)  in ssystem()  function
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()
380 	ssystem("ip neigh flush dev %s", tundev);  in flush_neighbors()
769     ssystem("ifconfig %s down", tundev);  in cleanup()
771     ssystem("sysctl -w net.ipv6.conf.all.forwarding=1");  in cleanup()
775     ssystem("netstat -nr"  in cleanup()
785     ssystem("ifconfig %s inet6 %s remove", tundev, ipaddr);  in cleanup()
787     ssystem("ifconfig %s down", tundev);  in cleanup()
789     ssystem("route delete -inet6 %s", itfaddr);  in cleanup()
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()
907     ssystem("sysctl -w net.inet6.ip6.forwarding=1");  in ifconf()
912   ssystem("ifconfig %s inet `hostname` %s up", tundev, ipaddr);  in ifconf()
914   ssystem("sysctl -w net.inet.ip.forwarding=1");  in ifconf()
918   ssystem("ifconfig %s\n", tundev);  in ifconf()