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BCOPY(3)
BCOPY(3) FreeBSD Library Functions Manual BCOPY(3)

NAME

bcopycopy byte string

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS

#include < strings.h>

void
bcopy( const void *src, void *dst, size_t len);

DESCRIPTION

The bcopy() function copies len bytes from string src to string dst. The two strings may overlap. If len is zero, no bytes are copied.

HISTORY

A bcopy() function appeared in 4.2BSD. Its prototype existed previously in < string.h> before it was moved to < strings.h> for IEEE Std 1003.1-2001 (“POSIX.1”) compliance.
June 4, 1993 FreeBSD