memcpy(3)                                                     memcpy(3)

  memcpy()

  NAME

    memcpy() - copy byte string

  SYNOPSIS

    #include 

    void * memcpy (void *dst, const void *src, size_t len)

  DESCRIPTION

    The memcpy(3) function copies len bytes from string src to string dst.

    Note that memcpy(3) is not a safe operation to use when src and dst may
    overlap; in that case, use memmove(3).

  RETURN VALUES

    The memcpy(3) function returns the original value of dst.

  SEE ALSO

    bcopy(3)

    memmove(3)

    strcpy(3)

  USAGE NOTES

    The memcpy function is thread safe.

    The memcpy function is not async-signal safe.