lfs-book-zh_CN/stylesheets/lfs-xsl/docbook-xsl-1.78.1/params/ulink.footnotes.xml

<refentry xmlns="http://docbook.org/ns/docbook"
          xmlns:xlink="http://www.w3.org/1999/xlink"
          xmlns:xi="http://www.w3.org/2001/XInclude"
          xmlns:src="http://nwalsh.com/xmlns/litprog/fragment"
          xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
          version="5.0" xml:id="ulink.footnotes">
<refmeta>
<refentrytitle>ulink.footnotes</refentrytitle>
<refmiscinfo class="other" otherclass="datatype">boolean</refmiscinfo>
</refmeta>
<refnamediv>
<refname>ulink.footnotes</refname>
<refpurpose>Generate footnotes for <tag>ulink</tag>s?</refpurpose>
</refnamediv>

<refsynopsisdiv>
<src:fragment xml:id="ulink.footnotes.frag">
<xsl:param name="ulink.footnotes" select="0"/>
</src:fragment>
</refsynopsisdiv>

<refsection><info><title>Description</title></info>

<para>If non-zero, and if <parameter>ulink.show</parameter> also is non-zero,
the URL of each <tag>ulink</tag> will appear as a footnote.</para>

<note><para>DocBook 5 does not have an <tag>ulink</tag> element. When processing 
DocBoook 5 documents, <parameter>ulink.footnotes</parameter> applies to all inline 
elements that are marked up with <tag class="attribute">xlink:href</tag> attributes 
that point to external resources.</para>
</note>

</refsection>
</refentry>