shmdt
(void) shmdt((char*) m2_shm_sem);
ret = shmdt(infop->addr) ? errno : 0;
if (shm != SM_SHM_NULL && (r = shmdt(shm)) < 0)
shmdt(invcntl->iindex);
error = shmdt((caddr_t)a0);
int shmdt(const void *);
int shmdt(char *);