Class timespec

src/hx/Date.cpp:83–83

      double t =  ( tv.tv_sec + ((double)tv.tv_usec) / 1000000.0 );
   #elif defined(USE_CLOCK_GETTIME)
      struct timespec ts;
      clock_gettime(CLOCK_MONOTONIC, &ts);
      double t =  ( ts.tv_sec + ((double)ts.tv_nsec)*1e-9  );
   #else