HelenOS sources

period             58 uspace/lib/cpp/include/__bits/chrono.hpp             using period = Period;
period            206 uspace/lib/cpp/include/__bits/chrono.hpp             using period   = typename duration::period;
period            604 uspace/lib/cpp/include/__bits/chrono.hpp             using period     = micro;
period            648 uspace/lib/cpp/include/__bits/chrono.hpp             using period     = micro;