139 static const struct afd {  struct
230 	const struct afd *, const char *);
233 static const struct afd *find_afd(int);
274 #define GET_AI(ai, afd, addr) 					\  argument
277 	(ai) = get_ai(pai, (afd), (addr)); 			\
866 	const struct afd *afd;  in explore_null()  local
896 	afd = find_afd(pai->ai_family);  in explore_null()
897 	if (afd == NULL)  in explore_null()
901 		GET_AI(cur->ai_next, afd, afd->a_addrany);  in explore_null()
907 		GET_AI(cur->ai_next, afd, afd->a_loopback);  in explore_null()
931 	const struct afd *afd;  in explore_numeric()  local
952 	afd = find_afd(pai->ai_family);  in explore_numeric()
953 	if (afd == NULL)  in explore_numeric()
956 	switch (afd->a_af) {  in explore_numeric()
960 			if (pai->ai_family == afd->a_af ||  in explore_numeric()
962 				GET_AI(cur->ai_next, afd, pton);  in explore_numeric()
980 		if (inet_pton(afd->a_af, hostname, pton) == 1) {  in explore_numeric()
981 			if (pai->ai_family == afd->a_af ||  in explore_numeric()
983 				GET_AI(cur->ai_next, afd, pton);  in explore_numeric()
1021 	const struct afd *afd;  in explore_numeric_scope()
1038 	afd = find_afd(pai->ai_family);  in explore_numeric_scope()
1039 	if (afd == NULL)  in explore_numeric_scope()
1042 	if (!afd->a_scoped)  in explore_numeric_scope()
1099 get_ai(const struct addrinfo *pai, const struct afd *afd, const char *addr)  in get_ai()  argument
1105 	assert(afd != NULL);  in get_ai()
1109 		+ (afd->a_socklen));  in get_ai()
1115 	memset(ai->ai_addr, 0, (size_t)afd->a_socklen);  in get_ai()
1118 	ai->ai_addr->sa_len = afd->a_socklen;  in get_ai()
1121 	ai->ai_addrlen = afd->a_socklen;  in get_ai()
1125 	ai->ai_addr->sa_family = ai->ai_family = afd->a_af;  in get_ai()
1127 	memcpy(p + afd->a_off, addr, (size_t)afd->a_addrlen);  in get_ai()
1228 static const struct afd *
1231 	const struct afd *afd;  in find_afd()  local
1235 	for (afd = afdl; afd->a_af; afd++) {  in find_afd()
1236 		if (afd->a_af == af)  in find_afd()
1237 			return afd;  in find_afd()
1315 	const struct afd *afd;  in getanswer()  local
1472 			afd = find_afd(ai.ai_family);  in getanswer()
1473 			if (afd == NULL) {  in getanswer()
1477 			cur->ai_next = get_ai(&ai, afd, (const char *)cp);  in getanswer()