UTMP(V) 9/10/73 UTMP(V)





UTMP(V)                      9/10/73                      UTMP(V)







NAME

     utmp - user information



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.   The  next  two  words contain the user's

     login time.  The last word is unused.



FILES

     /etc/utmp



SEE ALSO

     init (VIII) and login (I), which maintain the file; who (I),

     which interprets it.
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