CLOCK_PROCESS_CPUTIME_ID
case CLOCK_PROCESS_CPUTIME_ID:
timerID = create_timer(CLOCK_PROCESS_CPUTIME_ID,
case CLOCK_PROCESS_CPUTIME_ID:
if (clockID == CLOCK_PROCESS_CPUTIME_ID) {
case CLOCK_PROCESS_CPUTIME_ID:
if (clockID == CLOCK_PROCESS_CPUTIME_ID) {
case CLOCK_PROCESS_CPUTIME_ID:
case CLOCK_PROCESS_CPUTIME_ID:
case CLOCK_PROCESS_CPUTIME_ID: