diff --git a/Shorewall/Perl/Shorewall/Config.pm b/Shorewall/Perl/Shorewall/Config.pm
index 79e0621e9..f44eb3b11 100644
--- a/Shorewall/Perl/Shorewall/Config.pm
+++ b/Shorewall/Perl/Shorewall/Config.pm
@@ -150,8 +150,6 @@ our %EXPORT_TAGS = ( internal => [ qw( create_temp_script
 				       %helpers_enabled
 				       %helpers_aliases
 				       
-				       @auditoptions
-
 		                       F_IPV4
 		                       F_IPV6
 
diff --git a/docs/Internals.xml b/docs/Internals.xml
new file mode 100644
index 000000000..6ed79ce16
--- /dev/null
+++ b/docs/Internals.xml
@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
+"http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd">
+<article>
+  <!--$Id$-->
+
+  <articleinfo>
+    <title>Shorewall Internals</title>
+
+    <authorgroup>
+      <author>
+        <firstname>Tom</firstname>
+
+        <surname>Eastep</surname>
+      </author>
+    </authorgroup>
+
+    <pubdate><?dbtimestamp format="Y/m/d"?></pubdate>
+
+    <copyright>
+      <year>2012</year>
+
+      <holder>Thomas M. Eastep</holder>
+    </copyright>
+
+    <legalnotice>
+      <para>Permission is granted to copy, distribute and/or modify this
+      document under the terms of the GNU Free Documentation License, Version
+      1.2 or any later version published by the Free Software Foundation; with
+      no Invariant Sections, with no Front-Cover, and with no Back-Cover
+      Texts. A copy of the license is included in the section entitled
+      <quote><ulink url="GnuCopyright.htm">GNU Free Documentation
+      License</ulink></quote>.</para>
+    </legalnotice>
+  </articleinfo>
+
+  <section>
+    <title>Introduction</title>
+
+    <para>This document provides an overview of Shorewall internals. It is
+    intended to ease the task of approaching the Shorewall code base by
+    providing a roadmap of what you will find there.</para>
+  </section>
+
+  <section>
+    <title>Overall Architecture</title>
+
+    <para>Shorewall was originally written entirely in Bourne Shell. The chief
+    advantage of this approach was that virtually any platform supports the
+    shell, including small embedded environments. The </para>
+  </section>
+</article>
diff --git a/docs/images/BuildInstall.dia b/docs/images/BuildInstall.dia
new file mode 100644
index 000000000..5e8d78888
Binary files /dev/null and b/docs/images/BuildInstall.dia differ
diff --git a/docs/images/RunningScript.dia b/docs/images/RunningScript.dia
new file mode 100644
index 000000000..1f4ab04fe
Binary files /dev/null and b/docs/images/RunningScript.dia differ