- /* check that localhost is resolvable */
- if ((gethostbyname("localhost")) == NULL) {
- fprintf(outf, "ERROR: Cannot resolve `localhost'.\n");
+ /* Double-check that 'localhost' resolves properly */
+#ifdef WORKING_IPV6
+ hints.ai_flags = AI_CANONNAME | AI_V4MAPPED | AI_ALL;
+ hints.ai_family = AF_UNSPEC;
+#else
+ hints.ai_flags = AI_CANONNAME;
+ hints.ai_family = AF_INET;
+#endif
+ hints.ai_socktype = 0;
+ hints.ai_protocol = 0;
+ hints.ai_addrlen = 0;
+ hints.ai_addr = NULL;
+ hints.ai_canonname = NULL;
+ hints.ai_next = NULL;
+ res = getaddrinfo("localhost", NULL, &hints, &gaires);
+#ifdef WORKING_IPV6
+ if (res != 0) {
+ hints.ai_flags = AI_CANONNAME;
+ hints.ai_family = AF_UNSPEC;
+ res = getaddrinfo("localhost", NULL, &hints, &gaires);
+ }
+#endif
+ if (res != 0) {
+ fprintf(outf, _("ERROR: Cannot resolve `localhost': %s\n"), gai_strerror(res));