/usr/share/hevea/compat.hva is in hevea 2.29-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | \@stopoutput\@stopimage% Avoid echo to image file
\let\@url\ahref%
\def\url#1#2{\@url{#1}{#2}}%
\def\oneurl#1{\ahrefurl{\texttt{#1}}}
\let\footurl\url
\@restartimage\@restartoutput%
|