/* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM. Copyright (C) 2012-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #ifndef _SYS_IPC_H # error "Never use directly; include instead." #endif #ifndef _BITS_IPCTYPES_H #define _BITS_IPCTYPES_H 1 /* Used in `struct shmid_ds'. */ # ifdef __x86_64__ typedef int __ipc_pid_t; # else typedef unsigned short int __ipc_pid_t; # endif #endif /* bits/ipctypes.h */