Environment variable $U

[Russ Allbery]

(To note for inn-workers, I added Eric to the mailing list filter and
resent his message, but stripped all the other addresses from it, which is
why they don't show in the headers.)

Eric Blake <ebb9 at byu.net> writes:

> [re-adding autoconf-patches]

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>

    Please send questions to the list rather than mailing me directly.
     <http://www.eyrie.org/~eagle/faqs/questions.html> explains why.