<refentry id="saxon.callouts">
<refmeta>
<refentrytitle>saxon.callouts</refentrytitle>
<refmiscinfo role="type">boolean</refmiscinfo>
</refmeta>
<refnamediv>
<refname>saxon.callouts</refname>
<refpurpose>Enable the callout extension</refpurpose>
</refnamediv>

<refsynopsisdiv>
<src:fragment id='saxon.callouts.frag'><xsl:param name="saxon.callouts" select="'1'"/></src:fragment>
</refsynopsisdiv>

<refsect1><title>Description</title>

<para>The callouts extension processes <sgmltag>areaset</sgmltag>
elements in <sgmltag>ProgramListingCO</sgmltag> and other text-based
callout elements.
</para>

</refsect1>
</refentry>
