Annotation of researchv10dc/dist/man/v3/man1/who.1, revision 1.1

1.1     ! root        1: .pa 1
        !             2: .he 'WHO (I)'3/15/72'WHO (I)'
        !             3: .ti 0
        !             4: NAME           who  --  who is on the system
        !             5: .sp
        !             6: .ti 0
        !             7: SYNOPSIS       who___ [ who-file ]
        !             8: .sp
        !             9: .ti 0
        !            10: DESCRIPTION    who___, without an argument,
        !            11: lists the name, typewriter channel, and login time
        !            12: for each current UNIX user.
        !            13: 
        !            14: Without an argument,
        !            15: who___ examines the /tmp/utmp_________
        !            16: file to obtain its information.
        !            17: If a file is given, that file is examined.
        !            18: Typically the given file will be /tmp/wtmp_________,
        !            19: which contains a record of all the logins since it
        !            20: was created.
        !            21: Then who___ will list
        !            22: logins, logouts, and crashes since the creation of
        !            23: the wtmp file.
        !            24: 
        !            25: Each login is listed with user name, last character
        !            26: of input device name (with /dev/tty________ suppressed),
        !            27: date and time.
        !            28: Certain logouts produce a similar line without a user name.
        !            29: Reboots produce a line with "x" in the place of the device name,
        !            30: and a fossil time indicative of when the system went down.
        !            31: .sp
        !            32: .ti 0
        !            33: FILES          /tmp/utmp
        !            34: .sp
        !            35: .ti 0
        !            36: SEE ALSO       login(I), init(VII)
        !            37: .sp
        !            38: .ti 0
        !            39: DIAGNOSTICS    "?" if a named file cannot be read.
        !            40: .sp
        !            41: .ti 0
        !            42: BUGS           --

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