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BIFF(1) BSD General Commands Manual BIFF(1)
biff -- be notified if mail arrives and who it is from
biff informs the system whether you want to be notified when mail arrives during the current
Options supported by biff:
n Disables notification.
y Enables notification.
When mail notification is enabled, the header and first few lines of the message will be
printed on your screen whenever mail arrives. A ``biff y'' command is often included in the
file .login or .profile to be executed at each login.
biff operates asynchronously. For synchronous notification use the MAIL variable of sh(1)
or the mail variable of csh(1).
csh(1), mail(1), sh(1), comsat(8)
The biff command appeared in 4.0BSD.
BSD June 6, 1993 BSD
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