timebase_info     360 src/dps8/threadz.c   mach_timebase_info_data_t timebase_info;
timebase_info     361 src/dps8/threadz.c   mach_timebase_info(&timebase_info);
timebase_info     365 src/dps8/threadz.c       ((double)timebase_info.denom / (double)timebase_info.numer) * NANOS_PER_MSEC;