NetBSD/lib/libc/string/bcopy.3

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.\" Copyright (c) 1990, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
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.\"
.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek.
.\"
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.\" modification, are permitted provided that the following conditions
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.\" from: @(#)bcopy.3 8.1 (Berkeley) 6/4/93
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.\" $NetBSD: bcopy.3,v 1.8 2001/09/16 01:41:09 wiz Exp $
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.\"
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.Dd June 4, 1993
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.Dt BCOPY 3
.Os
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.Sh NAME
.Nm bcopy
.Nd copy byte string
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.Sh LIBRARY
.Lb libc
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.Sh SYNOPSIS
.Fd #include <strings.h>
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.Ft void
.Fn bcopy "const void *src" "void *dst" "size_t len"
.Sh DESCRIPTION
The
.Fn bcopy
function
copies
.Fa len
bytes from string
.Fa src
to string
.Fa dst .
The two strings may overlap.
If
.Fa len
is zero, no bytes are copied.
.Sh SEE ALSO
.Xr memccpy 3 ,
.Xr memcpy 3 ,
.Xr memmove 3 ,
.Xr strcpy 3 ,
.Xr strncpy 3
.Sh HISTORY
A
.Fn bcopy
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function appeared in
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.Bx 4.2 .