Here's the XSL code I'm using with Oxygen 11.2, RenderX and DocBook 5:
Thanks!<xsl:param name="generate.toc">
/appendix toc,title
article/appendix nop
/article toc,title
book toc,title,figure,table,example,equation
/chapter toc, title
part toc,title
/preface toc,title
qandadiv toc
qandaset toc
reference toc,title
/sect1 toc
/sect2 toc
/sect3 toc
/sect4 toc
/sect5 toc
/section toc
set toc,title
</xsl:param>