From 0ee8db29286983511adc1c9ed3ae64ff4ee1f0b3 Mon Sep 17 00:00:00 2001
From: "David A. Madore" <david.madore@ens.fr>
Date: Mon, 22 Feb 2010 14:31:43 +0100
Subject: Use a way to check for the existence of IPV6_V6ONLY that actually
 works.  (Thanks, Cigaes, for this one.)

---
 emergencyd.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/emergencyd.pl b/emergencyd.pl
index 5766484..7314324 100755
--- a/emergencyd.pl
+++ b/emergencyd.pl
@@ -97,7 +97,7 @@ if ( defined($opts{p}) ) {
 
 my $socket;
 socket $socket, PF_INET6, SOCK_DGRAM, $proto or die "Can't create socket: $!";
-if ( defined(IPV6_V6ONLY) ) {
+if ( defined(*IPV6_V6ONLY{CODE}) ) {
     setsockopt $socket, IPPROTO_IPV6, IPV6_V6ONLY, 0 or die "Can't set IPV6_V6ONLY option to 0: $!";
 }
 bind $socket, sockaddr_in6($port, in6addr_any) or die "Can't bind socket: $!";
-- 
cgit v1.2.3