+diff -up isdn4k-utils-3.27_20151118/isdnlog/tools/dest/makedest.than isdn4k-utils-3.27_20151118/isdnlog/tools/dest/makedest
+--- isdn4k-utils-3.27_20151118/isdnlog/tools/dest/makedest.than 2017-08-08 11:49:59.607377458 +0200
++++ isdn4k-utils-3.27_20151118/isdnlog/tools/dest/makedest 2017-08-08 11:52:10.989430703 +0200
+@@ -1,4 +1,4 @@
+-#! /usr/bin/perl
++#! /usr/bin/perl -w -I .
+
+ # make dest.gdbm
+ # necessary parts: ../../country-de.dat
+diff -up isdn4k-utils-3.27_20151118/isdnlog/tools/dest/pp_rate.than isdn4k-utils-3.27_20151118/isdnlog/tools/dest/pp_rate
+--- isdn4k-utils-3.27_20151118/isdnlog/tools/dest/pp_rate.than 2017-08-08 11:52:26.278855030 +0200
++++ isdn4k-utils-3.27_20151118/isdnlog/tools/dest/pp_rate 2017-08-08 11:52:38.020412941 +0200
+@@ -1,4 +1,4 @@
+-#! /usr/bin/perl
++#! /usr/bin/perl -w- I .
+
+ # This version of pp_rate originates from rates4linux:
+ # $Id: pp_rate,v 1.11 2004/10/23 17:40:21 tobiasb Exp $