42 	int semid, i, err;  variable
50 	semid = semget(key, nsem, semflg);
51 	if (semid < 0)
66 		if (semctl(semid, 0, SETALL, semarg) < 0)
69 	return semid;
75 	if (semid >= 0)
76 		sm_sem_stop(semid);
92 sm_sem_stop(semid)  in sm_sem_stop()  argument
93 	int semid;  in sm_sem_stop()
95 	return semctl(semid, 0, IPC_RMID, NULL);
112 sm_sem_acq(semid, semnum, timeout)  in sm_sem_acq()  argument
113 	int semid;  in sm_sem_acq()
125 		return semop(semid, semops, 1);
128 		r = semop(semid, semops, 1);
151 sm_sem_rel(semid, semnum, timeout)  in sm_sem_rel()  argument
152 	int semid;  in sm_sem_rel()
161 	SM_REQUIRE(sm_get_sem(semid, semnum) > 0);
169 		return semop(semid, semops, 1);
172 		r = semop(semid, semops, 1);
194 sm_sem_get(semid, semnum)  in sm_sem_get()  argument
195 	int semid;  in sm_sem_get()
200 	if ((semval = semctl(semid, semnum, GETVAL, NULL)) < 0)
220 sm_semsetowner(semid, uid, gid, mode)  in sm_semsetowner()  argument
221 	int semid;  in sm_semsetowner()
236 	if ((r = semctl(semid, 1, IPC_STAT, arg)) < 0)
241 	if ((r = semctl(semid, 1, IPC_SET, arg)) < 0)