84 static int get_addr(int family, const char *hostname, struct addrinfo *aip,
197 	struct addrinfo *aip;  in _getaddrinfo()  local
203 	aip = &ai;  in _getaddrinfo()
205 	aip->ai_flags = 0;  in _getaddrinfo()
206 	aip->ai_family = PF_UNSPEC;  in _getaddrinfo()
207 	aip->ai_socktype = 0;  in _getaddrinfo()
208 	aip->ai_protocol = 0;  in _getaddrinfo()
216 	aip->_ai_pad = 0;  in _getaddrinfo()
218 	aip->ai_addrlen = 0;  in _getaddrinfo()
219 	aip->ai_canonname = NULL;  in _getaddrinfo()
220 	aip->ai_addr = NULL;  in _getaddrinfo()
221 	aip->ai_next = NULL;  in _getaddrinfo()
247 		(void) memcpy(aip, hints, sizeof (*aip));  in _getaddrinfo()
253 		aip->_ai_pad = 0;  in _getaddrinfo()
255 		switch (aip->ai_socktype) {  in _getaddrinfo()
257 			switch (aip->ai_protocol) {  in _getaddrinfo()
261 				aip->ai_socktype = SOCK_DGRAM;  in _getaddrinfo()
265 				aip->ai_socktype = SOCK_STREAM;  in _getaddrinfo()
268 				aip->ai_socktype = SOCK_RAW;  in _getaddrinfo()
280 			if (aip->ai_protocol == ANY)  in _getaddrinfo()
281 				aip->ai_protocol = IPPROTO_SCTP;  in _getaddrinfo()
284 			aip->ai_protocol = IPPROTO_UDP;  in _getaddrinfo()
291 			if (aip->ai_protocol == ANY)  in _getaddrinfo()
292 				aip->ai_protocol = IPPROTO_TCP;  in _getaddrinfo()
311 		switch (aip->ai_socktype) {  in _getaddrinfo()
323 			switch (aip->ai_protocol) {  in _getaddrinfo()
336 			switch (aip->ai_protocol) {  in _getaddrinfo()
349 		if (aip->ai_flags & AI_NUMERICSERV) {  in _getaddrinfo()
356 			if (aip->ai_socktype == ANY) {  in _getaddrinfo()
407 		if (aip->ai_socktype == ANY) {  in _getaddrinfo()
408 			if (aip->ai_flags & AI_NUMERICSERV) {  in _getaddrinfo()
421 				aip->ai_socktype = SOCK_DGRAM;  in _getaddrinfo()
422 				aip->ai_protocol = IPPROTO_UDP;  in _getaddrinfo()
424 				aip->ai_socktype = SOCK_STREAM;  in _getaddrinfo()
425 				aip->ai_protocol = IPPROTO_TCP;  in _getaddrinfo()
427 				aip->ai_socktype = SOCK_STREAM;  in _getaddrinfo()
428 				aip->ai_protocol = IPPROTO_SCTP;  in _getaddrinfo()
454 		if (aip->ai_family == PF_INET)  in _getaddrinfo()
460 		*nai = *aip;  in _getaddrinfo()
488 		if (aip->ai_family == PF_INET6) {  in _getaddrinfo()
498 		*nai = *aip;  in _getaddrinfo()
532 	error = get_addr(aip->ai_family, hostname, aip, cur, port, version);  in _getaddrinfo()
539 	*res = aip->ai_next;  in _getaddrinfo()
561 get_addr(int family, const char *hostname, struct addrinfo *aip, struct  in get_addr()  argument
604 	if (aip->ai_flags & AI_NUMERICHOST) {  in get_addr()
616 		    aip->ai_flags | AI_V4MAPPED | AI_ADDRINFO, &errnum);  in get_addr()
618 		hp = getipnodebyname(_hostname, family, aip->ai_flags, &errnum);  in get_addr()
643 			if (!(aip->ai_flags & AI_V4MAPPED) &&  in get_addr()
661 			*nai = *aip;  in get_addr()
705 			*nai = *aip;  in get_addr()