semop
int semop(int semID, struct sembuf *semOps, size_t numSemOps);
semop(returnedID, array, NUM_OF_SEMS);
semop(returnedID, array, NUM_OF_SEMS);
status_t status = semop(returnedID, &ops, 1);
status = semop(returnedID, &ops, 1);
status = semop(returnedID, &ops, 1);
status = semop(returnedID, array, NUM_OF_SEMS);
status = semop(semID, array, NUM_OF_SEMS);