add tool to create .tgz snapshot files with .patch file included

diff --git a/Porting/make_dot_patch.pl b/Porting/make_dot_patch.pl
index cf545ac..6d2767c 100755 (executable)
--- a/Porting/make_dot_patch.pl
+++ b/Porting/make_dot_patch.pl
@@ -1,3 +1,4 @@
+#!/usr/bin/perl
 use strict;
 use warnings;