1 2 3 4 5 6 7 8 9 10 11 12 13 14
struct ipc_perm { key_t __ipc_perm_key; uid_t uid; gid_t gid; uid_t cuid; gid_t cgid; mode_t mode; unsigned short __pad1; unsigned short __ipc_perm_seq; unsigned long __pad2; unsigned long __pad3; }; #define IPC_64 0x100