--- /dev/null
+<refentry id="fop1.extensions">
+<refmeta>
+<refentrytitle>fop1.extensions</refentrytitle>
+<refmiscinfo role="type">boolean</refmiscinfo>
+</refmeta>
+<refnamediv>
+<refname>fop1.extensions</refname>
+<refpurpose>Enable extensions for FOP version 1 and later</refpurpose>
+</refnamediv>
+
+<refsynopsisdiv>
+<src:fragment id='fop1.extensions.frag'><xsl:param name="fop1.extensions" select="0"/></src:fragment>
+</refsynopsisdiv>
+
+<refsect1><title>Description</title>
+
+<para>If non-zero, extensions for
+<ulink url="http://xml.apache.org/fop/">FOP</ulink>
+version 1 and later will be used.
+</para>
+
+<para>This parameter can also affect which graphics file formats
+are supported</para>
+
+<para>The original <parameter>fop.extensions</parameter>
+should still be used for FOP version 0.20.5 and earlier.
+</para>
+</refsect1>
+</refentry>