It allows to display information like current time and resolution of clocks.
Different kinds of clocks are supported.
-* POSIX clocks: *CLOCK_MONOTONIC*, *CLOCK_REALTIME*, *CLOCK_BOOTTIME*\, etc.
+* POSIX clocks: *CLOCK_MONOTONIC*, *CLOCK_REALTIME*, *CLOCK_BOOTTIME*, etc.
* CPU clocks: *clock_getcpuclockid()*.
* PTP clocks: */dev/ptp0*.
* RTC clocks: */dev/rtc0*.
*-r*, *--raw*::
Use raw output format.
-*-r*, *--time* _clock_::
+*-t*, *--time* _clock_::
Show current time of one specific clock.
*--no-discover-dynamic*::