.\" Copyright (c) 1980 Regents of the University of California. .\" All rights reserved. The Berkeley software License Agreement .\" specifies the terms and conditions for redistribution. .\" .\" @(#)null.4 6.1 (Berkeley) 1/28/88 .\" .TH NULL 4 "January 28, 1988" .UC 2 .SH NAME null \- data sink .SH SYNOPSIS .ft B .nf major device number(s): raw: 1 minor device encoding: mem: 0; kmem: 1; null: 2 .fi .ft R .SH DESCRIPTION Data written on a null special file is discarded. .PP Reads from a null special file always return 0 bytes. .SH FILES .ta \w'/dev/MAKEDEV.local 'u /dev/null .br /dev/MAKEDEV script to create special files .br /dev/MAKEDEV.local script to localize special files .DT .SH "SEE ALSO" mem(4)