===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/sdiff/sdiff.1,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- src/usr.bin/sdiff/sdiff.1	2015/02/28 21:51:56	1.18
+++ src/usr.bin/sdiff/sdiff.1	2017/10/17 22:47:58	1.19
@@ -1,9 +1,9 @@
-.\" $OpenBSD: sdiff.1,v 1.18 2015/02/28 21:51:56 bentley Exp $
+.\" $OpenBSD: sdiff.1,v 1.19 2017/10/17 22:47:58 schwarze Exp $
 .\"
 .\" Written by Raymond Lai <ray@cyth.net>.
 .\" Public domain.
 .\"
-.Dd $Mdocdate: February 28 2015 $
+.Dd $Mdocdate: October 17 2017 $
 .Dt SDIFF 1
 .Os
 .Sh NAME
@@ -162,6 +162,10 @@
 .Xr diff3 1 ,
 .Xr vi 1 ,
 .Xr re_format 7
+.Sh HISTORY
+.Nm
+has been available since
+.Ox 3.9 .
 .Sh AUTHORS
 .Nm
 was written from scratch for the public domain by