1  __extension__ typedef __signed__ long long __s64;
       2  typedef __s64 time64_t;
       3  struct timespec64 {
       4   time64_t tv_sec;
       5   long tv_nsec;
       6  };
       7  
       8  extern struct timespec64 ns_to_timespec64(void);
       9  
      10  int sock_gettstamp()
      11  {
      12   struct timespec64 ts;
      13  
      14   /* [...snip...] */
      15   ts = ns_to_timespec64();
      16   if (ts.tv_sec == -1)
      17    return -2;
      18   /* [...snip...] */
      19   return 0;
      20  }