226 	(ai) = get_ai(pai, (afd), (addr)); \
244 	error = get_canonname(pai, (ai), (str)); \
311 	struct addrinfo *pai;  local
329 	pai = &ai;
330 	pai->ai_flags = 0;
331 	pai->ai_family = PF_UNSPEC;
332 	pai->ai_socktype = ANY;
333 	pai->ai_protocol = ANY;
334 	pai->ai_addrlen = 0;
335 	pai->ai_canonname = NULL;
336 	pai->ai_addr = NULL;
337 	pai->ai_next = NULL;
358 		memcpy(pai, hints, sizeof(*pai));
364 		if (pai->ai_socktype != ANY && pai->ai_protocol != ANY) {
366 				if (pai->ai_family != ex->e_af)
372 				if (pai->ai_socktype == ex->e_socktype
373 				 && pai->ai_protocol != ex->e_protocol) {
385 	if (MATCH_FAMILY(pai->ai_family, PF_INET, 1)
387 	 || MATCH_FAMILY(pai->ai_family, PF_INET6, 1)
390 		ai0 = *pai;
392 		if (pai->ai_family == PF_UNSPEC) {
394 			pai->ai_family = PF_INET6;
396 			pai->ai_family = PF_INET;
399 		error = get_portmatch(pai, servname);
403 		*pai = ai0;
406 	ai0 = *pai;
410 		*pai = ai0;
412 		if (!MATCH_FAMILY(pai->ai_family, ex->e_af, WILD_AF(ex)))
414 		if (!MATCH(pai->ai_socktype, ex->e_socktype, WILD_SOCKTYPE(ex)))
416 		if (!MATCH(pai->ai_protocol, ex->e_protocol, WILD_PROTOCOL(ex)))
419 		if (pai->ai_family == PF_UNSPEC)
420 			pai->ai_family = ex->e_af;
421 		if (pai->ai_socktype == ANY && ex->e_socktype != ANY)
422 			pai->ai_socktype = ex->e_socktype;
423 		if (pai->ai_protocol == ANY && ex->e_protocol != ANY)
424 			pai->ai_protocol = ex->e_protocol;
427 			error = explore_null(pai, hostname, servname, &cur->ai_next);
429 			error = explore_numeric_scope(pai, hostname, servname, &cur->ai_next);
446 	if (pai->ai_flags & AI_NUMERICHOST)
457 		*pai = ai0;
459 		if (!MATCH_FAMILY(pai->ai_family, afd->a_af, 1))
463 			*pai = ai0;
465 			if (pai->ai_family == PF_UNSPEC)
466 				pai->ai_family = afd->a_af;
468 			if (!MATCH_FAMILY(pai->ai_family, ex->e_af, WILD_AF(ex)))
470 			if (!MATCH(pai->ai_socktype, ex->e_socktype,
474 			if (!MATCH(pai->ai_protocol, ex->e_protocol,
479 			if (pai->ai_family == PF_UNSPEC)
480 				pai->ai_family = ex->e_af;
481 			if (pai->ai_socktype == ANY && ex->e_socktype != ANY)
482 				pai->ai_socktype = ex->e_socktype;
483 			if (pai->ai_protocol == ANY && ex->e_protocol != ANY)
484 				pai->ai_protocol = ex->e_protocol;
486 			error = explore_fqdn(pai, hostname, servname,
520 explore_fqdn(pai, hostname, servname, res)  in explore_fqdn()  argument
521 	const struct addrinfo *pai;  in explore_fqdn()
552 	if (get_portmatch(pai, servname) != 0)
555 	afd = find_afd(pai->ai_family);
563 	hp = getipnodebyname(hostname, pai->ai_family, AI_ADDRCONFIG, &h_error);
566 	hp = gethostbyname2(hostname, pai->ai_family);
568 	if (pai->ai_family != AF_INET)
646 		if (af != pai->ai_family)
649 		if ((pai->ai_flags & AI_CANONNAME) == 0) {
664 				ap, pai, servname);
694 explore_null(pai, hostname, servname, res)  in explore_null()  argument
695 	const struct addrinfo *pai;  in explore_null()
714 	s = socket(pai->ai_family, SOCK_DGRAM, 0);
724 	if (get_portmatch(pai, servname) != 0)
727 	afd = find_afd(pai->ai_family);
729 	if (pai->ai_flags & AI_PASSIVE) {
757 explore_numeric(pai, hostname, servname, res)  in explore_numeric()  argument
758 	const struct addrinfo *pai;  in explore_numeric()
777 	if (get_portmatch(pai, servname) != 0)
780 	afd = find_afd(pai->ai_family);
781 	flags = pai->ai_flags;
807 		if (pai->ai_family == afd->a_af ||
808 		    pai->ai_family == PF_UNSPEC /*?*/) {
824 					pton, pai, servname);
846 explore_numeric_scope(pai, hostname, servname, res)  in explore_numeric_scope()  argument
847 	const struct addrinfo *pai;  in explore_numeric_scope()
853 	return explore_numeric(pai, hostname, servname, res);
865 	if (get_portmatch(pai, servname) != 0)
868 	afd = find_afd(pai->ai_family);
870 		return explore_numeric(pai, hostname, servname, res);
874 		return explore_numeric(pai, hostname, servname, res);
886 	switch (pai->ai_family) {
898 	error = explore_numeric(pai, hostname2, servname, res);
917 get_name(addr, afd, res, numaddr, pai, servname)  in get_name()  argument
922 	const struct addrinfo *pai;
986 get_canonname(pai, ai, str)  in get_canonname()  argument
987 	const struct addrinfo *pai;  in get_canonname()
991 	if ((pai->ai_flags & AI_CANONNAME) != 0) {
1000 get_ai(pai, afd, addr)  in get_ai()  argument
1001 	const struct addrinfo *pai;  in get_ai()
1013 	memcpy(ai, pai, sizeof(struct addrinfo));