<dt>Regular Expression Library Updated</dt>
<dd>Version 5.0 of the
<a href="http://www.pcre.org/">Perl Compatible Regular Expression
- Library</a> (PCRE) is now included.</dd>
+ Library</a> (PCRE) is now included. <program>httpd</program> can be
+ configured to use a system installation of PCRE by passing the
+ <code>--with-pcre</code> flag to configure.</dd>
<dt>Smart Filtering</dt>
<dd><module>mod_filter</module> introduces dynamic configuration
<dt>Monitor hook added</dt>
<dd>Monitor hook enables modules to run regular/scheduled jobs
in the parent (root) process.</dd>
+
+ <dt>Regular expression API changes</dt>
+
+ <dd>The <code>pcreposix.h</code> header is no longer available;
+ it is replaced by the new <code>ap_regex.h</code> header. The
+ POSIX.2 <code>regex.h</code> implementation exposed by the old
+ header is now available under the <code>ap_</code> namespace
+ from <code>ap_regex.h</code>. Calls to <code>regcomp</code>,
+ <code>regexec</code> and so on can be replaced by calls to
+ <code>ap_regcomp</code>, <code>ap_regcomp</code>.</dd>
+
</dl>
</section>
</manualpage>