qbiff.1

linux下qmail的源码 本人加了一些注释

.TH qbiff 1
.SH NAME
qbiff \- announce new mail the moment it arrives
.SH SYNOPSIS
in
.BR .qmail :
.B |qbiff
.SH DESCRIPTION
.B qbiff
writes a message to your screen
whenever a new mail message is delivered,
if you ran
.B biff y
after logging in.

.B WARNING:
If you create a
.B .qmail
file to enable
.BR qbiff ,
make sure to also add a line specifying delivery to your normal mailbox.
For example:

.EX
     /home/joe/Mailbox
.br
     |qbiff
.EE
.SH "SEE ALSO"
biff(1),
dot-qmail(5)