This makes sure the HTML output for
<function>foo<parameter>bar</parameter><parameter>baz</parameter></function>
includes parentheses, although it doesn't seem to add empty parentheses
after a plain <function>foo</function> which perhaps it should.
<xsl:param name="generate.section.toc.level" select="4"/>
<xsl:param name="html.stylesheet">comedilib.css</xsl:param>
<xsl:param name="funcsynopsis.style">ansi</xsl:param>
+ <xsl:param name="function.parens" select="1"/>
</xsl:stylesheet>