DB<45> T $ = XML::ValidWriter::_self called from file `site_perl/XML/ValidWriter.pm' line 1232 $ = XML::ValidWriter::setDoctype(ref(XML::ValidWriter), ref(XML::Doctype)) called from file `site_perl/XML/ValidWriter.pm' line 518 $ = XML::ValidWriter::import('XML::ValidWriter', ':all', ':dtd_tags') called from file `scratch/validwriter_fun' line 18