Tests for clockid_t=0
-----------------
clock_getres resolution OK
clock_gettime OK
clock_settime failed with EPERM (OK)

Tests for clockid_t=1
-----------------
clock_getres failed
clock_gettime failed
clock_settime failed with EINVAL (OK)

Tests for clockid_t=42
-----------------
clock_gettime failed with EINVAL (OK)
clock_getres failed with EINVAL (OK)
clock_settime failed with EINVAL (OK)