\end{minipage}\end{Sbox}\doublebox{\TheSbox}%
}
+% use parbox for description labels to allow line breaks
+\renewcommand\descriptionlabel[1]{
+ \parbox[t]{\linewidth}{\raggedright\bfseries #1\smallskip}}
+
% For DocBook literallayout elements, see `./dblatex/dblatex-readme.txt`.
\usepackage{alltt}