Annotation of researchv10dc/man/man8/wall.8, revision 1.1

1.1     ! root        1: .TH WALL 8
        !             2: .CT 1 sa_nonmortals
        !             3: .SH NAME
        !             4: wall \- write to all users
        !             5: .SH SYNOPSIS
        !             6: .B /etc/wall
        !             7: .SH DESCRIPTION
        !             8: .I Wall
        !             9: reads its standard input until an end-of-file.
        !            10: It then sends this message,
        !            11: preceded by
        !            12: `Broadcast Message ...',
        !            13: to all logged in users.
        !            14: .PP
        !            15: The sender should be super-user to override
        !            16: any protections the users may have invoked.
        !            17: .SH FILES
        !            18: .F /etc/utmp
        !            19: .SH "SEE ALSO"
        !            20: .IR write (1)
        !            21: .SH DIAGNOSTICS
        !            22: `Cannot send to ...' when the open on
        !            23: a user's tty file fails.

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