+ while (res) {
+ switch (res->ai_family) {
+ case AF_INET:
+ ip4 = (struct sockaddr_in *) res->ai_addr;
+ break;
+ case AF_INET6:
+ ip6 = (struct sockaddr_in6 *) res->ai_addr;
+ break;
+ }
+ res = res->ai_next;
+ }
+
+ if(ip6) {
+ sock = socket(AF_INET6, SOCK_STREAM, 0);
+ if(sock == -1) {
+ perror("socket() failed");
+ return 0;
+ }
+
+ ip6->sin6_family = AF_INET6;
+ ip6->sin6_port = htons(client->port);
+
+ struct sockaddr_in6 *ip6vhost = NULL;
+ if (client->bind && !getaddrinfo(client->bind, NULL, &hints, &res)) {
+ while (res) {
+ switch (res->ai_family) {
+ case AF_INET6:
+ ip6vhost = (struct sockaddr_in6 *) res->ai_addr;
+ break;
+ }
+ res = res->ai_next;
+ }
+ }
+ if(ip6vhost) {
+ ip6vhost->sin6_family = AF_INET6;
+ ip6vhost->sin6_port = htons(0);
+ bind(sock, (struct sockaddr*)ip6vhost, sizeof(*ip6vhost));
+ }
+
+ if (connect(sock, (struct sockaddr*)ip6, sizeof(*ip6)) == -1) {
+ perror("connect() failed");
+ return 0;
+ }
+
+ } else if(ip4) {
+ sock = socket(AF_INET, SOCK_STREAM, 0);
+ if(sock == -1) {
+ perror("socket() failed");
+ return 0;
+ }
+
+ ip4->sin_family = AF_INET;
+ ip4->sin_port = htons(client->port);
+
+ struct sockaddr_in *ip4vhost = NULL;
+ if (client->bind && !getaddrinfo(client->bind, NULL, &hints, &res)) {
+ while (res) {
+ switch (res->ai_family) {
+ case AF_INET:
+ ip4vhost = (struct sockaddr_in *) res->ai_addr;
+ break;
+ }
+ res = res->ai_next;
+ }
+ }
+ if(ip4vhost) {
+ ip4vhost->sin_family = AF_INET;
+ ip4vhost->sin_port = htons(0);
+ bind(sock, (struct sockaddr*)ip4vhost, sizeof(*ip4vhost));
+ }
+
+ if (connect(sock, (struct sockaddr*)ip4, sizeof(*ip4)) == -1) {
+ perror("connect() failed");
+ return 0;
+ }
+
+ } else