From 3dbd3f11dd185a901e535da608b3fe7e614042e1 Mon Sep 17 00:00:00 2001
From: Erich Eckner <git@eckner.net>
Date: Sun, 12 Mar 2017 11:55:07 +0100
Subject: ignore empty lines

---
 update-ddns.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/update-ddns.in b/update-ddns.in
index caace9c..afbc11a 100644
--- a/update-ddns.in
+++ b/update-ddns.in
@@ -112,7 +112,7 @@ do
           sort -u
       )"
 
-      if [ $(echo "${ips}" | wc -l) -eq 0 ]
+      if [ $(echo "${ips}" | grep -c '.') -eq 0 ]
       then
         updateIps="${updateIps}"',auto'
         if [ -n "${curlForceIpVer}" ] && [ "${curlForceIpVer}" != "${ipCmdVers[${j}]}" ]
-- 
cgit v1.2.3-70-g09d2