4.2BSD/usr/man/man1/users.1

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.TH USERS 1 January 1983"
.UC
.SH NAME
users \- compact list of users who are on the system
.SH SYNOPSIS
.B users
.SH DESCRIPTION
.I Users
lists the login names of the users currently on the system in a compact,
one-line format.
.SH FILES
/etc/utmp
.SH SEE ALSO
who(1)