<part   xmlns="http://docbook.org/ns/docbook"
        xmlns:xlink="http://www.w3.org/1999/xlink"
        xmlns:xi="http://www.w3.org/2001/XInclude"
        version="5.0"
        xml:id="ch-development">
 <title>Development</title>
 <partintro xml:id="ch-development-intro">
  <para>
   This chapter describes how you can modify and extend NixOS.
  </para>
 </partintro>
 <xi:include href="../from_md/development/sources.chapter.xml" />
 <xi:include href="../from_md/development/writing-modules.chapter.xml" />
 <xi:include href="../from_md/development/building-parts.chapter.xml" />
 <xi:include href="../from_md/development/what-happens-during-a-system-switch.chapter.xml" />
 <xi:include href="../from_md/development/writing-documentation.chapter.xml" />
 <xi:include href="../from_md/development/nixos-tests.chapter.xml" />
 <xi:include href="../from_md/development/testing-installer.chapter.xml" />
</part>
