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/*-------------------------------------------------------------------------
*
* shm.h
* System V Shared Memory Emulation
*
* Copyright (c) 1999, repas AEG Automation GmbH
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/port/qnx4/Attic/shm.h,v 1.6 2001/11/05 17:46:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
#ifndef _SYS_SHM_H
#define _SYS_SHM_H
#include <sys/ipc.h>
#ifdef __cplusplus
extern "C"
{
#endif
#define SHM_R 0400 /* read permission */
#define SHM_W 0200 /* write permission */
struct shmid_ds
{
int dummy;
int shm_nattch;
};
extern void *shmat(int shmid, const void *shmaddr, int shmflg);
extern int shmdt(const void *addr);
extern int shmctl(int shmid, int cmd, struct shmid_ds * buf);
extern int shmget(key_t key, size_t size, int flags);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_SHM_H */
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