hints，str， const char *portStr，(((struct sockaddr_in *)(res-ai_addr))-sin_addr)， 32);printf(解析出来的IP: %s\n。

char *ip){struct addrinfo hints，getaddrinfo: %s\n， 0， sizeof(hints));hints.ai_family = PF_UNSPEC;hints.ai_socktype = SOCK_STREAM;hints.ai_protocol = IPPROTO_TCP;hints.ai_flags = AI_PASSIVE;int ret = getaddrinfo(host， portStr， str， *res0;char str[32] = {0};memset(hints， str);strncpy(ip， 32);printf(解析出来的IP6: %s\n， str，gai_strerror(ret));pre code_snippet_id=582093 snippet_file_name=blog_20150117_2_5030408 name=code class=cppreturn;}for(res = res0; res; res = res-ai_next){if(res-ai_family == AF_INET){// Found IPv4 addressinet_ntop(AF_INET， str);strncpy(ip， res0);if (ret != 0) {fprintf(stderr，void DomainToIP(const char * host， 32);}}freeaddrinfo(res0);} ， *res，(((struct sockaddr_in *)(res-ai_addr))-sin_addr)，str， 32);}else if(res-ai_family == AF_INET6){// Found IPv6 addressinet_ntop(AF_INET6，。