dns_gethostbyname_cb 141 third_party/libevent/test/regress_dns.c evdns_resolve_ipv4("www.monkey.org", 0, dns_gethostbyname_cb, NULL); dns_gethostbyname_cb 157 third_party/libevent/test/regress_dns.c evdns_resolve_ipv6("www.ietf.org", 0, dns_gethostbyname_cb, NULL); dns_gethostbyname_cb 177 third_party/libevent/test/regress_dns.c evdns_resolve_reverse(&in, 0, dns_gethostbyname_cb, NULL);