minix/lib/libc/string/bzero.3

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.\" Copyright (c) 1990, 1991, 1993
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.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek.
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.\" from: @(#)bzero.3 8.1 (Berkeley) 6/4/93
.\" $NetBSD: bzero.3,v 1.13 2010/04/29 06:54:26 jruoho Exp $
.\"
.Dd April 29, 2010
.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 STANDARDS
The
.Fn bzero
function conforms to
.St -p1003.1-2001 .
The
.St -p1003.1-2004
revision marked it as legacy and recommended the use of
.Xr memset 3
instead.
The
.St -p1003.1-2008
revision removed
.Fn bzero
from the specification.
.Sh HISTORY
A
.Fn bzero
function
appeared in
.Bx 4.3 .