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1.\" $NetBSD: null.4,v 1.3 1994/11/30 16:22:29 jtc Exp $
2.\"
3.\" Copyright (c) 1991, 1993
4.\" The Regents of the University of California. All rights reserved.
5.\"
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7.\" modification, are permitted provided that the following conditions
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14.\" 3. All advertising materials mentioning features or use of this software
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16.\" This product includes software developed by the University of
17.\" California, Berkeley and its contributors.
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34.\" @(#)null.4 8.1 (Berkeley) 6/5/93
35.\"
36.Dd June 5, 1993
37.Dt NULL 4
38.Os
39.Sh NAME
40.Nm null
41.Nd the null device
42.Sh DESCRIPTION
43The
44.Nm
45device accepts and reads data as any ordinary (and willing)
46file \-
47but throws it away. The length of the
48.Nm null
49device is always zero.
50.Sh FILES
51.Bl -tag -width /dev/null
52.It Pa /dev/null
53.El
54.Sh HISTORY
55A
56.Nm
57device appeared in
58.At v7 .