-.\" $OpenBSD: err.3,v 1.19 2014/04/23 13:58:55 schwarze Exp $
+.\" $OpenBSD: err.3,v 1.20 2014/04/23 16:26:33 jmc Exp $
.\"
.\" Copyright (c) 1993
.\" The Regents of the University of California. All rights reserved.
The functions
.Fn err ,
.Fn errx ,
-.Fn verr,
+.Fn verr ,
.Fn verrx ,
.Fn warn ,
.Fn warnx ,
.Bx 4.4 .
The functions
.Fn errc ,
-.Fn verrc,
+.Fn verrc ,
.Fn warnc ,
and
.Fn vwarnc
-functions first appeared in
+first appeared in
.Fx 3.0
-and have been ported to
+and were ported to
.Ox 5.6 .
.Sh CAVEATS
It is important never to pass a string with user-supplied data as a