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chkwtmp - check wtmp-file for overwritten information
Copyright (c) DFN-CERT, Univ. of Hamburg 1994
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
%
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