--- ../whois-4.7.24-orig/whois.c	2007-09-13 10:23:55 +0900
+++ whois.c	2007-12-05 22:14:39 +0900
@@ -723,7 +723,12 @@
     hints.ai_socktype = SOCK_STREAM;
     hints.ai_flags = AI_IDN;
 
-    if ((err = getaddrinfo(server, port ? port : "nicname", &hints, &res)) != 0)
+    err = getaddrinfo(server, port ? port : "nicname", &hints, &res);
+    if (err == EAI_BADFLAGS) {
+	hints.ai_flags = 0;
+	err = getaddrinfo(server, port ? port : "nicname", &hints, &res);
+    }
+    if (err != 0)
 	err_quit("getaddrinfo(%s): %s", server, gai_strerror(err));
     for (ai = res; ai; ai = ai->ai_next) {
 	if ((fd = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol)) < 0)