79 const struct afd {  struct
136 static struct addrinfo* get_ai(const struct addrinfo*, const struct afd*, const char*);
139 static const struct afd* find_afd(int);
181 #define GET_AI(ai, afd, addr)                                \  argument
184         (ai) = get_ai(pai, (afd), (addr));                   \
502     const struct afd* afd;  in explore_null()  local
532     afd = find_afd(pai->ai_family);  in explore_null()
533     if (afd == NULL) return 0;  in explore_null()
536         GET_AI(cur->ai_next, afd, afd->a_addrany);  in explore_null()
539         GET_AI(cur->ai_next, afd, afd->a_loopback);  in explore_null()
557     const struct afd* afd;  in explore_numeric()  local
577     afd = find_afd(pai->ai_family);  in explore_numeric()
578     if (afd == NULL) return 0;  in explore_numeric()
580     if (inet_pton(afd->a_af, hostname, pton) == 1) {  in explore_numeric()
581         if (pai->ai_family == afd->a_af || pai->ai_family == PF_UNSPEC /*?*/) {  in explore_numeric()
582             GET_AI(cur->ai_next, afd, pton);  in explore_numeric()
614     const struct afd* afd;  in explore_numeric_scope()  local
632     afd = find_afd(pai->ai_family);  in explore_numeric_scope()
633     if (afd == NULL) return 0;  in explore_numeric_scope()
635     if (!afd->a_scoped) return explore_numeric(pai, hostname, servname, res, hostname);  in explore_numeric_scope()
682 static struct addrinfo* get_ai(const struct addrinfo* pai, const struct afd* afd,  in get_ai()  argument
688     assert(afd != NULL);  in get_ai()
698     ai->ai_addrlen = afd->a_socklen;  in get_ai()
699     ai->ai_addr->sa_family = ai->ai_family = afd->a_af;  in get_ai()
701     memcpy(p + afd->a_off, addr, (size_t) afd->a_addrlen);  in get_ai()
780 static const struct afd* find_afd(int af) {  in find_afd()
781     const struct afd* afd;  in find_afd()  local
784     for (afd = afdl; afd->a_af; afd++) {  in find_afd()
785         if (afd->a_af == af) return afd;  in find_afd()
846     const struct afd* afd;  in getanswer()  local
999                 afd = find_afd(ai.ai_family);  in getanswer()
1000                 if (afd == NULL) {  in getanswer()
1004                 cur->ai_next = get_ai(&ai, afd, (const char*) cp);  in getanswer()