3/15/72                                                  MESG (I)

NAME            mesg  --  permit or deny messages

SYNOPSIS        mesg [ n ][ y ]

DESCRIPTION     mesg n forbids messages via write by revoking

                non-user write permission on the user's type-

                writer.  mesg y reinstates permission.  mesg with

                no argument 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 type-


BUGS            --

OWNER           dmr, ken