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diff --git a/chapter05/linux-headers.xml b/chapter05/linux-headers.xml
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+<?xml version="1.0" encoding="ISO-8859-1"?>
+<!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN"
+  "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [
+  <!ENTITY % general-entities SYSTEM "../general.ent">
+  %general-entities;
+]>
+
+<sect1 id="ch-tools-linux-headers" role="wrap">
+  <?dbhtml filename="linux-headers.html"?>
+
+  <title>Linux-Headers-&linux-version;</title>
+
+  <indexterm zone="ch-tools-linux-headers">
+    <primary sortas="a-Linux-Headers">Linux-Headers</primary>
+    <secondary>tools, headers</secondary>
+  </indexterm>
+
+  <sect2 role="package">
+    <title/>
+
+    <xi:include xmlns:xi="http://www.w3.org/2003/XInclude"
+    href="../chapter06/linux-headers.xml"
+    xpointer="xpointer(/sect1/sect2[1]/para[1])"/>
+
+    <segmentedlist>
+      <segtitle>&buildtime;</segtitle>
+      <segtitle>&diskspace;</segtitle>
+
+      <seglistitem>
+        <seg>&linux-headers-ch5-sbu;</seg>
+        <seg>&linux-headers-ch5-du;</seg>
+      </seglistitem>
+    </segmentedlist>
+
+  </sect2>
+
+  <sect2 role="installation">
+    <title>Installation of Linux-Headers</title>
+
+    <para>The Linux kernel needs to expose an Application Programming Interface
+    (API) for the system's C library (Glibc in LFS) to utilize.  This is done
+    by way of sanitizing various C header files that are shipped in the Linux
+    kernel source tarball.</para>
+
+    <para>Apply the following patch to provide <command>unifdef</command>, which
+    the installation of the kernel headers requires:</para>
+
+<screen><userinput>patch -Np1 -i ../linux-&linux-version;-unifdef-1.patch</userinput></screen>
+
+    <para>Install the header files:</para>
+
+<screen><userinput>mkdir /tools/tmp
+make mrproper
+make headers_check
+make INSTALL_HDR_PATH=/tools/tmp headers_install
+cp -R /tools/tmp/include/* /tools/include
+rm -r /tools/tmp</userinput></screen>
+
+  </sect2>
+
+  <sect2 role="content">
+    <title/>
+
+    <para>Details on this package are located in
+    <xref linkend="contents-linux-headers" role="."/></para>
+
+  </sect2>
+
+</sect1>