who command help

       who - show who is logged on
 

SYNOPSIS

       who [OPTION]... [ FILE | ARG1 ARG2 ]
 

DESCRIPTION

       -H, --heading
              print line of column headings
 
       -i, -u, --idle
              add user idle time as HOURS:MINUTES, . or old
 
       -l, --lookup
              attempt to canonicalize hostnames via DNS
 
       -m     only hostname and user associated with stdin
 
       -q, --count
              all login names and number of users logged on
 
       -s     (ignored)
 
       -T, -w, --mesg
              add user's message status as +, - or ?
 
       --message
              same as -T
 
       --writable
              same as -T
 
       --help display this help and exit
 
       --version
              output version information and exit
 
       If    FILE    is   not   specified,   use   /var/run/utmp.
       /var/log/wtmp as FILE is common.  If ARG1 ARG2  given,  -m
       presumed: `am i' or `mom likes' are usual.
 

REPORTING BUGS

       Report bugs to <bug-sh-utils@gnu.org>.
 

SEE ALSO

       The  full documentation for who is maintained as a Texinfo
       manual.   If  the  info  and  who  programs  are  properly
       installed at your site, the command
 
              info who
 
       should give you access to the complete manual.
 
       Copyright © 1999 Free Software Foundation, Inc.
       This  is  free software; see the source for copying condi­
       tions.  There is NO warranty; not even for MERCHANTABILITY
       or FITNESS FOR A PARTICULAR PURPOSE.
 

   

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