<xsl:attribute-set name="endnotes.properties.default">
  <xsl:attribute name="package">endnotes</xsl:attribute>

  <!-- No header: endnotes are embedded in another section -->
  <xsl:attribute name="heading">\mbox{}\par</xsl:attribute>

  <!-- Show end notes as a numbered list -->
  <xsl:attribute name="font-size">\normalsize</xsl:attribute>
  <xsl:attribute name="note-format">%
  \leftskip=1.8em\noindent
  \makebox[0pt][r]{\theenmark.~~\rule{0pt}{\baselineskip}}\ignorespaces
  </xsl:attribute>
</xsl:attribute-set>

<xsl:attribute-set name="endnotes.properties"
                   use-attribute-sets="endnotes.properties.default"/>