218 #define GET_AI(ai, afd, addr) \  argument
221 	(ai) = get_ai(pai, (afd), (addr)); \
222 	if ((ai) == NULL) { \
228 #define GET_PORT(ai, serv) \  argument
231 	error = get_port((ai), (serv), 0); \
236 #define GET_CANONNAME(ai, str) \  argument
239 	error = get_canonname(pai, (ai), (str)); \
268 freeaddrinfo(ai)  in freeaddrinfo()  argument
269 	struct addrinfo *ai;  in freeaddrinfo()
274 		next = ai->ai_next;
275 		if (ai->ai_canonname)
276 			free(ai->ai_canonname);
278 		free(ai);
279 	} while ((ai = next) != NULL);
304 	struct addrinfo ai;  local
324 	pai = &ai;
981 get_canonname(pai, ai, str)  in get_canonname()  argument
983 	struct addrinfo *ai;
987 		ai->ai_canonname = strdup(str);
988 		if (ai->ai_canonname == NULL)
1001 	struct addrinfo *ai;  local
1003 	ai = (struct addrinfo *)malloc(sizeof(struct addrinfo)
1005 	if (ai == NULL)
1008 	memcpy(ai, pai, sizeof(struct addrinfo));
1009 	ai->ai_addr = (struct sockaddr *)(ai + 1);
1010 	memset(ai->ai_addr, 0, afd->a_socklen);
1012 	ai->ai_addr->sa_len = afd->a_socklen;
1014 	ai->ai_addrlen = afd->a_socklen;
1015 	ai->ai_addr->sa_family = ai->ai_family = afd->a_af;
1016 	p = (char *)(ai->ai_addr);
1018 	return ai;
1022 get_portmatch(ai, servname)  in get_portmatch()  argument
1023 	const struct addrinfo *ai;  in get_portmatch()
1028 	return get_port((struct addrinfo *)ai, servname, 1);
1032 get_port(ai, servname, matchonly)  in get_port()  argument
1033 	struct addrinfo *ai;  in get_port()
1044 	switch (ai->ai_family) {
1054 	switch (ai->ai_socktype) {
1075 		switch (ai->ai_socktype) {
1093 		switch (ai->ai_family) {
1095 			((struct sockaddr_in *)ai->ai_addr)->sin_port = port;
1099 			((struct sockaddr_in6 *)ai->ai_addr)->sin6_port = port;