V1/man/man5/utmp.5

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        11/3/71                                                     UTMP (V)


NAME              /tmp/utmp -- user information

SYNOPSIS

DESCRIPTION       This file allows one to discover information about who is
                  currently using UNIX. The file, is binary; each entry is
                  16(10) bytes long. The first eight bytes contain a user's
                  login name or are null if the table slot is unused. The low
                  order byte of the next word contains the last character of
                  a typewriter name (currently. '0' to '5' for /dev/tty0 to
                  /dev/tty5). The next two words contain the user's login
                  time. The last word is unused.

                  This file resides in directory /tmp.

FILES

SEE ALSO          /etc/init, which maintains the file.

DIAGNOSTICS

BUGS

OWNER             ken, dmr