[Bug #1472084] Fix description of do_tag
diff --git a/Doc/lib/libsgmllib.tex b/Doc/lib/libsgmllib.tex
index 1578313..3ec1018 100644
--- a/Doc/lib/libsgmllib.tex
+++ b/Doc/lib/libsgmllib.tex
@@ -218,8 +218,9 @@
 \end{methoddescni}
 
 \begin{methoddescni}{do_\var{tag}}{attributes}
-This method is called to process an opening tag \var{tag} that does
-not come with a matching closing tag.  The \var{attributes} argument
+This method is called to process an opening tag \var{tag} 
+for which no \method{start_\var{tag}} method is defined.  
+The \var{attributes} argument
 has the same meaning as described for \method{handle_starttag()} above.
 \end{methoddescni}