1  /* Public domain.  */
       2  #include <stddef.h>
       3  
       4  void *
       5  memset (void *dest, int val, size_t len)
       6  {
       7    unsigned char *ptr = dest;
       8    while (len-- > 0)
       9      *ptr++ = val;
      10    return dest;
      11  }