\def\verbatiminput{\begingroup
  \@ifstar\sverbatim@input\verbatim@input}
\def\verbatim@input#1{\small\@verbatim
  \frenchspacing \@vobeyspaces
  \@input{#1}\endtrivlist\endgroup\@doendpe}
\def\verbatim@input#1{\small\@verbatim
  \frenchspacing \@vobeyspaces
  \@input{#1}\endtrivlist\endgroup\@doendpe}
