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MESG(1) NetBSD General Commands Manual MESG(1)
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by Kimmo Suominen.
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mesg -- display (do not display) messages from other users
mesg [n | y]
The mesg utility is invoked by a user to control write access others have
to the terminal device associated with the standard error output. Write
access is allowed by default, and programs such as talk(1) and write(1)
may display messages on the terminal.
n Disallows messages.
y Permits messages to be displayed.
If no arguments are given, mesg displays the present message status to
the standard error output.
The mesg utility exits with one of the following values:
0 Messages are allowed.
1 Messages are not allowed.
>1 An error has occurred.
biff(1), talk(1), write(1)
A mesg command appeared in Version 6 AT&T UNIX.
NetBSD 4.0 June 6, 1993 NetBSD 4.0