Minix2.0/man/man1/mesg.1

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.\"	@(#)mesg.1	6.1 (Berkeley) 4/29/85
.\"
.TH MESG 1 "April 29, 1985"
.AT 3
.SH NAME
mesg \- permit or deny messages
.SH SYNOPSIS
.B mesg
[
.B n
] [
.B y
]
.SH DESCRIPTION
.B Mesg
with argument
.B n
forbids messages via
.B write
and
.BR talk (1)
by revoking non-user
write permission on the user's terminal.
.B Mesg
with argument
.B y
reinstates permission.
All by itself,
.B mesg
reports the current state without changing it.
.SH FILES
/dev/tty*
.SH "SEE ALSO"
.BR write (1),
.BR talk (1).
.SH DIAGNOSTICS
Exit status is 0 if messages are receivable,
1 if not, 2 on error.