251 static int find_address(int family, struct ifaddrs *if_address,  in find_address()  argument
261 		    tmp->ifa_addr->sa_family == family) {  in find_address()
263 			switch (family) {  in find_address()
310 static int get_address(const char *if_name, int family, void *address)  in get_address()  argument
323 	err = find_address(family, if_address, if_name, address);  in get_address()
347 	int family, addr_len;  in main()  local
410 			family = AF_INET;  in main()
424 		family = AF_INET6;  in main()
429 	addr_send->sa_family = family;  in main()
430 	addr_recv->sa_family = family;  in main()
432 	fd = socket(family, SOCK_DGRAM, IPPROTO_UDP);  in main()
457 		ret = get_address(interface, family, address);  in main()
464 		printf("Binding to %s\n", inet_ntop(family, address,  in main()