///
int plaintext(odocstringstream &, OutputParams const &, size_t) const { return 0; }
///
- int docbook(odocstream &, OutputParams const &) const { return 0; }
+ void docbook(XMLStream &, OutputParams const &) const { return; }
///
- docstring xhtml(XHTMLStream &, OutputParams const &) const
+ docstring xhtml(XMLStream &, OutputParams const &) const
{ return docstring(); }
///
void write(std::ostream & os) const;