&lt;!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
          "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"&gt;
&lt;para&gt;
In ACL, &lt;constant&gt;main::PCS&lt;/constant&gt; contains the path component
separator character.
&lt;/para&gt;