smoke test unistd_available: # At the time of writing, we don't actually use CLOCK_REALTIME. # But it's the only clock that's guaranteed by POSIX. clock_gettime(CLOCK_REALTIME) smoke test clock_gettime_available:CLOCK_REALTIME # Used for mbedtls_ms_time() on platforms where we don't think # CLOCK_BOOTTIME is available. clock_gettime(CLOCK_MONOTONIC) smoke test clock_gettime_available:CLOCK_MONOTONIC # Used in library/timing.c and programs/test/benchmark.c gettimeofday() smoke test gettimeofday_available: