NAME
mesg - permit or deny messages
SYNOPSIS
mesg [ n ] [ y ]
DESCRIPTION
Mesg with argument n forbids messages via write by revoking
non-user write permission on the user's typewriter. Mesg
with argument y reinstates permission. All by itself, mesg
reverses the current permission. In all cases the previous
state is reported.
FILES
/dev/tty?
SEE ALSO
write (I)
DIAGNOSTICS
`?' if the standard input file is not a typewriter
BUGS
1