221 	(ai) = get_ai(pai, (afd), (addr)); \
239 	error = get_canonname(pai, (ai), (str)); \
306 	struct addrinfo *pai;  local
324 	pai = &ai;
325 	pai->ai_flags = 0;
326 	pai->ai_family = PF_UNSPEC;
327 	pai->ai_socktype = ANY;
328 	pai->ai_protocol = ANY;
329 	pai->ai_addrlen = 0;
330 	pai->ai_canonname = NULL;
331 	pai->ai_addr = NULL;
332 	pai->ai_next = NULL;
353 		memcpy(pai, hints, sizeof(*pai));
359 		if (pai->ai_socktype != ANY && pai->ai_protocol != ANY) {
361 				if (pai->ai_family != ex->e_af)
367 				if (pai->ai_socktype == ex->e_socktype
368 				 && pai->ai_protocol != ex->e_protocol) {
380 	if (MATCH_FAMILY(pai->ai_family, PF_INET, 1)
382 	 || MATCH_FAMILY(pai->ai_family, PF_INET6, 1)
385 		ai0 = *pai;
387 		if (pai->ai_family == PF_UNSPEC) {
389 			pai->ai_family = PF_INET6;
391 			pai->ai_family = PF_INET;
394 		error = get_portmatch(pai, servname);
398 		*pai = ai0;
401 	ai0 = *pai;
405 		*pai = ai0;
407 		if (!MATCH_FAMILY(pai->ai_family, ex->e_af, WILD_AF(ex)))
409 		if (!MATCH(pai->ai_socktype, ex->e_socktype, WILD_SOCKTYPE(ex)))
411 		if (!MATCH(pai->ai_protocol, ex->e_protocol, WILD_PROTOCOL(ex)))
414 		if (pai->ai_family == PF_UNSPEC)
415 			pai->ai_family = ex->e_af;
416 		if (pai->ai_socktype == ANY && ex->e_socktype != ANY)
417 			pai->ai_socktype = ex->e_socktype;
418 		if (pai->ai_protocol == ANY && ex->e_protocol != ANY)
419 			pai->ai_protocol = ex->e_protocol;
422 			error = explore_null(pai, hostname, servname, &cur->ai_next);
424 			error = explore_numeric_scope(pai, hostname, servname, &cur->ai_next);
441 	if (pai->ai_flags & AI_NUMERICHOST)
452 		*pai = ai0;
454 		if (!MATCH_FAMILY(pai->ai_family, afd->a_af, 1))
458 			*pai = ai0;
460 			if (pai->ai_family == PF_UNSPEC)
461 				pai->ai_family = afd->a_af;
463 			if (!MATCH_FAMILY(pai->ai_family, ex->e_af, WILD_AF(ex)))
465 			if (!MATCH(pai->ai_socktype, ex->e_socktype,
469 			if (!MATCH(pai->ai_protocol, ex->e_protocol,
474 			if (pai->ai_family == PF_UNSPEC)
475 				pai->ai_family = ex->e_af;
476 			if (pai->ai_socktype == ANY && ex->e_socktype != ANY)
477 				pai->ai_socktype = ex->e_socktype;
478 			if (pai->ai_protocol == ANY && ex->e_protocol != ANY)
479 				pai->ai_protocol = ex->e_protocol;
481 			error = explore_fqdn(pai, hostname, servname,
515 explore_fqdn(pai, hostname, servname, res)  in explore_fqdn()  argument
516 	const struct addrinfo *pai;  in explore_fqdn()
547 	if (get_portmatch(pai, servname) != 0)
550 	afd = find_afd(pai->ai_family);
558 	hp = getipnodebyname(hostname, pai->ai_family, AI_ADDRCONFIG, &h_error);
561 	hp = gethostbyname2(hostname, pai->ai_family);
563 	if (pai->ai_family != AF_INET)
641 		if (af != pai->ai_family)
644 		if ((pai->ai_flags & AI_CANONNAME) == 0) {
659 				ap, pai, servname);
689 explore_null(pai, hostname, servname, res)  in explore_null()  argument
690 	const struct addrinfo *pai;  in explore_null()
709 	s = socket(pai->ai_family, SOCK_DGRAM, 0);
719 	if (get_portmatch(pai, servname) != 0)
722 	afd = find_afd(pai->ai_family);
724 	if (pai->ai_flags & AI_PASSIVE) {
752 explore_numeric(pai, hostname, servname, res)  in explore_numeric()  argument
753 	const struct addrinfo *pai;  in explore_numeric()
772 	if (get_portmatch(pai, servname) != 0)
775 	afd = find_afd(pai->ai_family);
776 	flags = pai->ai_flags;
802 		if (pai->ai_family == afd->a_af ||
803 		    pai->ai_family == PF_UNSPEC /*?*/) {
819 					pton, pai, servname);
841 explore_numeric_scope(pai, hostname, servname, res)  in explore_numeric_scope()  argument
842 	const struct addrinfo *pai;  in explore_numeric_scope()
848 	return explore_numeric(pai, hostname, servname, res);
860 	if (get_portmatch(pai, servname) != 0)
863 	afd = find_afd(pai->ai_family);
865 		return explore_numeric(pai, hostname, servname, res);
869 		return explore_numeric(pai, hostname, servname, res);
881 	switch (pai->ai_family) {
893 	error = explore_numeric(pai, hostname2, servname, res);
912 get_name(addr, afd, res, numaddr, pai, servname)  in get_name()  argument
917 	const struct addrinfo *pai;
981 get_canonname(pai, ai, str)  in get_canonname()  argument
982 	const struct addrinfo *pai;  in get_canonname()
986 	if ((pai->ai_flags & AI_CANONNAME) != 0) {
995 get_ai(pai, afd, addr)  in get_ai()  argument
996 	const struct addrinfo *pai;  in get_ai()
1008 	memcpy(ai, pai, sizeof(struct addrinfo));