There was an APE multilanguage version written but it hasn't
been kept up.  The format was something like:

#ifdef GERMAN
Das System, Plan 9, ist sehr einfach zu beschreiben.
#endif GERMAN
#ifdef ITALIAN
E' molto facile descrivere il sistema operativo Plan 9.
#endif ITALIAN
#ifdef ENGLISH
It's very easy to describe the Plan 9 OS.
#infdef ENGLISH
...