/* Get the later one of two timex representation  */
static timex_t get_max_timex(timex_t time_one, timex_t time_two)
/* Get the later one of two timex representation  */
static timex_t get_max_timex(timex_t time_one, timex_t time_two)
{
    if (timex_cmp(time_one, time_two) != -1) {
        return time_one;
    }
    return time_two;
}