> The next version is going to work with both the old and new 'expr',
> too.
Don't write "new and old". It's "correct and wrong". The GNU expr
code was changed since it violated POSIX.2.
-- -- Uli ---------------. drepper@cygnus.com ,-. Rubensstrasse 5 Ulrich Drepper \ ,-------------------' \ 76149 Karlsruhe/Germany Cygnus Solutions `--' drepper@gnu.ai.mit.edu `------------------------