>>>>> On Mon, 03 Jun 2002 19:09:18 +0900, Takeshi AIHANA <takeshi_aihana@montavista.co.jp> said: takeshi_aihana> There are any differences 'struct shmid_ds' between takeshi_aihana> glibc-2.2.3 and 2.2.4 that I saw. However, I do not takeshi_aihana> think those diffs are caused this problem. Because takeshi_aihana> the 'shm_segsz` which a member of this will be takeshi_aihana> allocated on same location even if the follows members takeshi_aihana> behind 'shm_segsz' are changed; i.e. it will have same takeshi_aihana> value as 'shm_segsz' on both different structure. Is takeshi_aihana> this right? Did you check the contents of 'shm_perm'? The type of shm_perm is 'struct ipc64_perm' in kernel and 'struct ipc_perm' in libc. I suppose these definitions are differ. --- Atsushi Nemoto