The param.xsl stylesheet is just a wrapper around all of these parameters.

<xsl:stylesheet exclude-result-prefixes="src" version="1.0">

<!-- This file is generated from param.xweb; do not edit this file! -->

<!-- ********************************************************************
     $Id: param.xweb,v 1.1 2005/02/24 08:23:16 xmldoc Exp $
     ********************************************************************

     This file is part of the XSL DocBook Stylesheet distribution.
     See ../README or http://nwalsh.com/docbook/xsl/ for copyright
     and other information.

     ******************************************************************** -->

<src:fragref linkend="alignment.frag"></src:fragref>
<src:fragref linkend="hyphenate.frag"></src:fragref>
</xsl:stylesheet>