1#include <string.h>
2
3extern int value;
4
5void *memcpy(void *dest, const void *src, size_t n)
6{
7  char *d = (char *) dest;
8  const char *s = (const char *) src;
9
10  while (n--)
11    *d++ = *s++;
12
13  value = 1;
14  return dest;
15}
16