mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
75 lines
2.2 KiB
Groff
75 lines
2.2 KiB
Groff
.\" Copyright (c) 1990, 1991, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" This code is derived from software contributed to Berkeley by
|
|
.\" Chris Torek.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)bzero.3 8.1 (Berkeley) 6/4/93
|
|
.\" $FreeBSD$
|
|
.\"
|
|
.Dd June 4, 1993
|
|
.Dt BZERO 3
|
|
.Os
|
|
.Sh NAME
|
|
.Nm bzero
|
|
.Nd write zeroes to a byte string
|
|
.Sh LIBRARY
|
|
.Lb libc
|
|
.Sh SYNOPSIS
|
|
.In strings.h
|
|
.Ft void
|
|
.Fn bzero "void *b" "size_t len"
|
|
.Sh DESCRIPTION
|
|
The
|
|
.Fn bzero
|
|
function
|
|
writes
|
|
.Fa len
|
|
zero bytes to the string
|
|
.Fa b .
|
|
If
|
|
.Fa len
|
|
is zero,
|
|
.Fn bzero
|
|
does nothing.
|
|
.Sh SEE ALSO
|
|
.Xr memset 3 ,
|
|
.Xr swab 3
|
|
.Sh HISTORY
|
|
A
|
|
.Fn bzero
|
|
function
|
|
appeared in
|
|
.Bx 4.3 .
|
|
Its prototype existed previously in
|
|
.In string.h
|
|
before it was moved to
|
|
.In strings.h
|
|
for
|
|
.St -p1003.1-2001
|
|
compliance.
|