2916. [func] Add framework to use IPv6 in tests.

fd92:7065:b8e:ffff::1 ... fd92:7065:b8e:ffff::7

bin/tests/system/testsock6.pl

@@ -0,0 +1,33 @@
+#!/usr/bin/perl
+#
+# Copyright (C) 2004, 2007  Internet Systems Consortium, Inc. ("ISC")
+# Copyright (C) 2000, 2001  Internet Software Consortium.
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
+# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+# AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
+# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+# PERFORMANCE OF THIS SOFTWARE.
+
+# $Id: testsock6.pl,v 1.2 2010/06/10 06:19:52 marka Exp $
+
+# Test whether the interfaces on 10.53.0.* are up.
+
+require 5.001;
+
+use IO::Socket::INET6;
+
+foreach $addr ($ARGV) {
+	my $sock;
+	$sock = IO::Socket::INET6->new(LocalAddr => $addr,
+                                       LocalPort => 0,
+                                       Proto     => tcp)
+                             or die "Can't bind : $@\n";
+	close($sock);
+}