/*!
@framework HeaderDoc Source Code Documentation
@discussion
This page documents the internals of the HeaderDoc family
of tools. For general user documentation, read the
{@linkdoc //apple_ref/doc/uid/TP40001215 HeaderDoc User Guide}.
The HeaderDoc suite consists of several tools:
<dl>
<dt><code>headerDoc2HTML.pl</code></dt>
<dd>The main HeaderDoc tool. Converts headers or source
code files to HTML or XML.</dd>
<dt><code>gatherHeaderDoc.pl</code></dt>
<dd>Gathers up HeaderDoc-generated HTML and generates
a master table of contents.</dd>
<dt><code>resolveLinks</code></dt>
<dd>Links the HeaderDoc-generated HTML pages together.
(Called by <code>gatherHeaderDoc.pl</code>.)</dd>
<dt><code>xml2man</code></dt>
<dd>Converts a dialect of XML into manual pages.</dd>
<dt><code>hdxml2manxml</code></dt>
<dd>Converts HeaderDoc XML output into a form suitable
for use with <code>xml2man</code>.</dd>
<dt><code>filtermacros.pl</code></dt>
<dd>Tool for filtering incoming content based on
C preprocessor directives.</dd>
<dt><code>headerwalk.pl</code></dt>
<dd>Sample code demonstrating reuse of the HeaderDoc
parser.</dd>
</dl>
Some of these tools also use a number of Perl modules. These
modules are divided up into groups based on the role they serve.
@frameworkuid TP40009579
*/