ipc_rmid          170 ipc/msg.c      	ipc_rmid(&msg_ids(ns), &s->q_perm);
ipc_rmid          189 ipc/sem.c      	ipc_rmid(&sem_ids(ns), &s->sem_perm);
ipc_rmid          141 ipc/shm.c      	ipc_rmid(&shm_ids(ns), &s->shm_perm);
ipc_rmid           84 ipc/util.h     void ipc_rmid(struct ipc_ids *, struct kern_ipc_perm *);