}
-int InsetFormulaMacro::plaintext(odocstream & os, OutputParams const & runparams) const
+int InsetFormulaMacro::plaintext(odocstringstream & os, OutputParams const & runparams, size_t) const
{
odocstringstream oss;
WriteStream wi(oss, false, true, WriteStream::wsDefault, runparams.encoding);