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 $