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#ifndef _SYS_MMAN_H
#define _SYS_MMAN_H
 
#include <features.h>
#include <sys/types.h>
#include <linux/mman.h>
 
#ifndef MAP_ANON
#define MAP_ANON	MAP_ANONYMOUS	   /* idem */
#endif
#ifndef MAP_FILE
#define MAP_FILE	0x00	   /* The 'normal' way: mapped from file */
#endif
 
__BEGIN_DECLS
 
extern __ptr_t mmap __P((__ptr_t __addr, size_t __len,
		int __prot, int __flags, int __fd, off_t __off));
extern int munmap __P((__ptr_t __addr, size_t __len));
extern int mprotect __P ((__const __ptr_t __addr, size_t __len, int __prot));
 
extern int msync __P((__ptr_t __addr, size_t __len, int __flags));
 
extern int mlock __P((__const __ptr_t __addr, size_t __len));
extern int munlock __P((__const __ptr_t __addr, size_t __len));
 
extern int mlockall __P((int __flags));
extern int munlockall __P((void));
 
extern __ptr_t mremap __P((__ptr_t __addr, size_t __old_len,
		size_t __new_len, int __may_move));
 
__END_DECLS
 
#endif /* _SYS_MMAN_H */