Author: Petter Reinholdtsen <pere@hungry.com>
Date:   Mon Feb 15 14:18:09 2016 +0200

    Quiet down cron job when ldap2zone is unconfigured (Closes: #806942).

Index: ldap2zone/ldap2bind
===================================================================
--- ldap2zone.orig/ldap2bind	2016-02-15 14:17:03.092965725 +0100
+++ ldap2zone/ldap2bind	2016-02-15 14:17:31.633097263 +0100
@@ -4,6 +4,10 @@
 
 case "$LDAP_URI" in 
 ldap://*|ldaps://*|ldapi://*) ;;
+'')
+    # No LDAP server set, no need trying to generate a zone file.
+    exit 0
+    ;;
  *) LDAP_URI="ldap://${LDAP_URI}" ;; 
  esac