===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/diff/diff.1,v
retrieving revision 1.39
retrieving revision 1.40
diff -c -r1.39 -r1.40
*** src/usr.bin/diff/diff.1	2010/09/03 11:09:28	1.39
--- src/usr.bin/diff/diff.1	2011/02/03 08:19:55	1.40
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*** 1,4 ****
! .\" $OpenBSD: diff.1,v 1.39 2010/09/03 11:09:28 jmc Exp $
  .\"
  .\" Copyright (c) 1980, 1990, 1993
  .\"	The Regents of the University of California.  All rights reserved.
--- 1,4 ----
! .\" $OpenBSD: diff.1,v 1.40 2011/02/03 08:19:55 jmc Exp $
  .\"
  .\" Copyright (c) 1980, 1990, 1993
  .\"	The Regents of the University of California.  All rights reserved.
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*** 29,35 ****
  .\"
  .\"     @(#)diff.1	8.1 (Berkeley) 6/30/93
  .\"
! .Dd $Mdocdate: September 3 2010 $
  .Dt DIFF 1
  .Os
  .Sh NAME
--- 29,35 ----
  .\"
  .\"     @(#)diff.1	8.1 (Berkeley) 6/30/93
  .\"
! .Dd $Mdocdate: February 3 2011 $
  .Dt DIFF 1
  .Os
  .Sh NAME
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*** 471,476 ****
--- 471,484 ----
  .Xr ed 1 ,
  .Xr patch 1 ,
  .Xr sdiff 1
+ .Rs
+ .%A James W. Hunt
+ .%A M. Douglas McIlroy
+ .%T "An Algorithm for Differential File Comparison"
+ .%J Computing Science Technical Report
+ .%Q Bell Laboratories 41
+ .%D June 1976
+ .Re
  .Sh STANDARDS
  The
  .Nm