/** Copyright 2008, Axel Dörfler, axeld@pinc-software.de.* Distributed under the terms of the MIT license.*/#include <string.h>intmemcmp(const void *_a, const void *_b, size_t count){const unsigned char *a = (const unsigned char *)_a;const unsigned char *b = (const unsigned char *)_b;while (count-- > 0) {int cmp = *a++ - *b++;if (cmp != 0)return cmp;}return 0;}