1afe61c15SRodney W. Grimes.\" Copyright (c) 1991, 1993 2afe61c15SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 3afe61c15SRodney W. Grimes.\" 4afe61c15SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 5afe61c15SRodney W. Grimes.\" modification, are permitted provided that the following conditions 6afe61c15SRodney W. Grimes.\" are met: 7afe61c15SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 8afe61c15SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 9afe61c15SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 10afe61c15SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 11afe61c15SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 12afe61c15SRodney W. Grimes.\" 3. All advertising materials mentioning features or use of this software 13afe61c15SRodney W. Grimes.\" must display the following acknowledgement: 14afe61c15SRodney W. Grimes.\" This product includes software developed by the University of 15afe61c15SRodney W. Grimes.\" California, Berkeley and its contributors. 16afe61c15SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 17afe61c15SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 18afe61c15SRodney W. Grimes.\" without specific prior written permission. 19afe61c15SRodney W. Grimes.\" 20afe61c15SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21afe61c15SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22afe61c15SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23afe61c15SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24afe61c15SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25afe61c15SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26afe61c15SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27afe61c15SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28afe61c15SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29afe61c15SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30afe61c15SRodney W. Grimes.\" SUCH DAMAGE. 31afe61c15SRodney W. Grimes.\" 32afe61c15SRodney W. Grimes.\" @(#)null.4 8.1 (Berkeley) 6/5/93 337f3dea24SPeter Wemm.\" $FreeBSD$ 34afe61c15SRodney W. Grimes.\" 35afe61c15SRodney W. Grimes.Dd June 5, 1993 36afe61c15SRodney W. Grimes.Dt NULL 4 37afe61c15SRodney W. Grimes.Os 38afe61c15SRodney W. Grimes.Sh NAME 39afe61c15SRodney W. Grimes.Nm null 40afe61c15SRodney W. Grimes.Nd the null device 41afe61c15SRodney W. Grimes.Sh DESCRIPTION 42afe61c15SRodney W. GrimesThe 43afe61c15SRodney W. Grimes.Nm 44afe61c15SRodney W. Grimesdevice accepts and reads data as any ordinary (and willing) 45afe61c15SRodney W. Grimesfile \- 466d249eeeSSheldon Hearnbut throws it away. 476d249eeeSSheldon HearnThe length of the 48afe61c15SRodney W. Grimes.Nm null 49afe61c15SRodney W. Grimesdevice is always zero. 50afe61c15SRodney W. Grimes.Sh FILES 51afe61c15SRodney W. Grimes.Bl -tag -width /dev/null 52afe61c15SRodney W. Grimes.It Pa /dev/null 53afe61c15SRodney W. Grimes.El 54c4a856d3SMike Pritchard.Sh SEE ALSO 55c4a856d3SMike Pritchard.Xr zero 4 56afe61c15SRodney W. Grimes.Sh HISTORY 57afe61c15SRodney W. GrimesA 58afe61c15SRodney W. Grimes.Nm 59afe61c15SRodney W. Grimesdevice appeared in 60afe61c15SRodney W. Grimes.At v7 . 61