--- /dev/null
+<?xml version='1.0'?>
+<!DOCTYPE appendix PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
+ "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd"
+[ ]>
+
+<appendix id="appendix.porting" xreflabel="Porting">
+<?dbhtml filename="appendix_porting.html"?>
+
+<appendixinfo>
+ <keywordset>
+ <keyword>
+ ISO C++
+ </keyword>
+ <keyword>
+ library
+ </keyword>
+ </keywordset>
+</appendixinfo>
+
+<title>
+ Porting and Maintenance
+ <indexterm>
+ <primary>Appendix</primary>
+ <secondary>Porting and Maintenance</secondary>
+ </indexterm>
+</title>
+
+ <!-- Hacking the Build System -->
+ <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+ parse="xml" href="build_hacking.xml">
+ </xi:include>
+
+ <!-- Internals: Porting to New Hardware or Operating Systems -->
+ <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+ parse="xml" href="internals.xml">
+ </xi:include>
+
+ <!-- ABI Policy and Guidelines -->
+ <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+ parse="xml" href="abi.xml">
+ </xi:include>
+
+ <!-- API Evolution and Deprecation History -->
+ <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+ parse="xml" href="evolution.xml">
+ </xi:include>
+
+ <!-- Backwards Compatibility -->
+ <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
+ parse="xml" href="backwards_compatibility.xml">
+ </xi:include>
+
+</appendix>