biff —
"be notified if mail arrives and who it is from"
SYNOPSIS
biff
[-n| y]
DESCRIPTION
biff
informs the system whether you want to be notified when mail arrives
during the current terminal session.
The options are as follows:
-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).