Tryag File Manager

//proc/self/root/usr/share/doc/chkrootkit-0.47/README.chkwtmp

chkwtmp - check wtmp-file for overwritten information

Univ. Hamburg, Dept. of Computer Science
   DFN-CERT
   Vogt-Koelln-Strasse 30
   22527 Hamburg
   Germany

This program is free software; you can distribute it and/or modify
   it as long as you retain the DFN-CERT copyright statement.

It can be obtained via anonymous FTP from 
   ftp://ftp.cert.dfn.de/pub/tools/admin/chkwtmp/chkwtmp.tar.Z

This program is distributed WITHOUT ANY WARRANTY; without the IMPLIED
   WARRANTY of merchantability or fitness for a particular purpose.

This package contains:
       README
       MANIFEST
       chkwtmp.1
       chkwtmp.c
       chkwtmp.txt

To create chkwtmp under SunOS 4.x, type:
   % cc -o chkwtmp chkwtmp.c

To run chkwtmp you need read permission on the file /var/adm/wtmp.
   Normally this file is world-readable and no special privileges are 
   required to run the checker.

The following is an example of the output of chkwtmp.

Running chkwtmp on a machine with deleted wtmp-entries, under csh(1):

% chkwtmp
   1 deletion(s) between Thu Sep 29 08:23:57 1994 and Thu Sep 29 14:11:58 1994
   %

Running chkwtmp on a machine with no deleted wtmp-entries, under csh(1):

% chkwtmp
   %