ipc_perm_old
ipcperm_old2new(struct ipc_perm_old *old, struct ipc_perm *new)
ipcperm_new2old(struct ipc_perm *new, struct ipc_perm_old *old)
struct ipc_perm_old shm_perm; /* operation perms */
void ipcperm_old2new(struct ipc_perm_old *, struct ipc_perm *);
void ipcperm_new2old(struct ipc_perm *, struct ipc_perm_old *);
struct ipc_perm_old msg_perm; /* msg queue permission bits */
struct ipc_perm_old sem_perm; /* operation permission struct */
struct ipc_perm_old shm_perm; /* operation permission structure */