}
\def\ulitleft{\normalfont\codeface}
\let\ulitright\empty
+\def\lit@i#1#2#3{\ifmmode\leavevmode\hbox\fi{#1{#3\/}#2}}
%% Conditionally enter maths mode. Can't use \ensuremath here because we
%% aren't necessarily sure where the maths will actually end.