FreeBSD documentation is not just books and articles. Manual pages for all the commands and configuration files are also part of the documentation, and part of the
<acronym>FDP
</acronym>'s territory. Two repositories are involved:
<literal>doc
</literal> for the books and articles, and
<literal>base
</literal> for the operating system and manual pages. To edit manual pages, the
<literal>base
</literal> repository must be checked out separately.