I don't know if Debian has some special policy for this; but as far as I know: on a general UNIX box is USER is set by csh (and tcsh), and LOGNAME is set by login.
-- Patrik Hägglund
- USER and LOGNAME environment settings Mike Merten
- Re: USER and LOGNAME environment settings Patrik Hagglund
- Re: USER and LOGNAME environment settings Mike Merten
