Module clock double clock_realtime(void)¶ double clock_monotonic(void)¶ double clock_process(void)¶ double clock_thread(void)¶ int64_t clock_realtime64(void)¶ int64_t clock_monotonic64(void)¶ int64_t clock_process64(void)¶ int64_t clock_thread64(void)¶