rtas_call
rtas_call(RTAS_FUNC_FREEZE_TIME_BASE, 0, 1, &junk);
rtas_call(RTAS_FUNC_THAW_TIME_BASE, 0, 1, &junk);
rtas_call(RTAS_FUNC_POWER_OFF, 2, 1, 0, 0, &junk);
rtas_call(RTAS_FUNC_SYSTEM_REBOOT, 0, 1, &junk);
int rtas_call(int, int, int, ...);
if (rtas_call(RTAS_FUNC_GET_TIME_OF_DAY, 0, 8, &status, &year,
if (rtas_call(RTAS_FUNC_SET_TIME_OF_DAY, 7, 1, year, month,