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-rwxr-xr-xbin/checkip10
1 files changed, 6 insertions, 4 deletions
diff --git a/bin/checkip b/bin/checkip
index 0e9d345..831ded7 100755
--- a/bin/checkip
+++ b/bin/checkip
@@ -1,4 +1,6 @@
-#!/bin/bash
-#echo "$(curl -s http://checkip.dyndns.org | sed 's/[a-zA-Z/<> :]//g')
-#wget -qO- http://ipecho.net/plain ; echo
-dig +short myip.opendns.com @resolver1.opendns.com
+#!/usr/bin/env sh
+
+if [ -x /usr/bin/dig ]; then
+ dig +short myip.opendns.com @resolver1.opendns.com
+fi
+exit 0