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Command: memcpy | Section: 3 | Source: OpenBSD | File: memcpy.3
MEMCPY(3) FreeBSD Library Functions Manual MEMCPY(3)
NAME
memcpy - copy bytes
SYNOPSIS
#include <string.h>
void *
memcpy(void *dst, const void *src, size_t len);
DESCRIPTION
The memcpy() function copies len bytes from buffer src to buffer dst. If
the two buffers may overlap, memmove(3) must be used instead.
RETURN VALUES
The memcpy() function returns the original value of dst.
SEE ALSO
bcopy(3), memccpy(3), memmove(3), strcpy(3), strlcpy(3), wmemcpy(3)
STANDARDS
The memcpy() function conforms to ANSI X3.159-1989 ("ANSI C89").
HISTORY
The memcpy() function first appeared in AT&T System V UNIX and was
reimplemented for 4.3BSD.
FreeBSD 14.1-RELEASE-p8 December 11, 2024 FreeBSD 14.1-RELEASE-p8