From 0e3c9f184a5fb3e41277700d690febc2eee9600a Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Sat, 24 Oct 2015 16:27:47 +0200
Subject: [PATCH] dirmngr: Better handle systems without IPv6 or IPv4.

* dirmngr/dns-stuff.c (resolve_name_standard): Use AI_ADDRCONFIG.
---
 dirmngr/dns-stuff.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dirmngr/dns-stuff.c b/dirmngr/dns-stuff.c
index dc5cb894e..d784ccf97 100644
--- a/dirmngr/dns-stuff.c
+++ b/dirmngr/dns-stuff.c
@@ -146,8 +146,9 @@ resolve_name_standard (const char *name, unsigned short port,
   memset (&hints, 0, sizeof hints);
   hints.ai_family = want_family;
   hints.ai_socktype = want_socktype;
+  hints.ai_flags = AI_ADDRCONFIG;
   if (r_canonname)
-    hints.ai_flags = AI_CANONNAME;
+    hints.ai_flags |= AI_CANONNAME;
 
   if (port)
     snprintf (portstr, sizeof portstr, "%hu", port);