From 15b4b489ad156a51dd07ec61087c75faba324500 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Sun, 12 Mar 2017 13:41:31 +0100
Subject: possibly ignore non-available ip-Versions

---
 update-ddns.in | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/update-ddns.in b/update-ddns.in
index afbc11a..2162770 100644
--- a/update-ddns.in
+++ b/update-ddns.in
@@ -30,6 +30,12 @@ do
     continue
   fi
 
+  if [[ "${ipVer}" == *"?" ]]
+  then
+    ipVer="${ipVer%?}"
+    [ -z "$(${ipCmd} -o -${ipVer} addr show scope global)" ] && continue
+  fi
+
   if [ "${ipVer}" == '4' ]
   then
     dnsVers[${i}]='A'
-- 
cgit v1.2.3-70-g09d2