-.\" $OpenBSD: spell.1,v 1.15 2020/02/08 01:09:58 jsg Exp $
+.\" $OpenBSD: spell.1,v 1.16 2022/08/03 07:43:45 jsg Exp $
.\"
.\" Copyright (C) 1985, 1993, 1994
.\" The Regents of the University of California. All rights reserved.
.\"
.\" @(#)spell.1 8.2 (Berkeley) 4/18/94
.\"
-.Dd $Mdocdate: February 8 2020 $
+.Dd $Mdocdate: August 3 2022 $
.Dt SPELL 1
.Os
.Sh NAME
The
.Nm spell
command first appeared in
-.At v5
-and has been available since
+.At v5 .
+It did not appear in freely redistributable
+.Bx
+releases for licensing reasons.
+After Caldera relicensed early UNIX releases the
+.Bx 4.4
+version was added to
.Ox 3.1 .
.Pp
Unlike historic versions, the