xnu-344.23.tar.gz

[apple/xnu.git] / bsd / sys / filio.h

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/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */
/*-
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 *	@(#)filio.h	8.1 (Berkeley) 3/28/94
 */

#ifndef	_SYS_FILIO_H_
#define	_SYS_FILIO_H_

#include <sys/ioccom.h>

/* Generic file-descriptor ioctl's. */
#define	FIOCLEX		 _IO('f', 1)		/* set close on exec on fd */
#define	FIONCLEX	 _IO('f', 2)		/* remove close on exec */
#define	FIONREAD	_IOR('f', 127, int)	/* get # bytes to read */
#define	FIONBIO		_IOW('f', 126, int)	/* set/clear non-blocking i/o */
#define	FIOASYNC	_IOW('f', 125, int)	/* set/clear async i/o */
#define	FIOSETOWN	_IOW('f', 124, int)	/* set owner */
#define	FIOGETOWN	_IOR('f', 123, int)	/* get owner */
#define	FIODTYPE	_IOR('f', 122, int)	/* get d_type */

#endif /* !_SYS_FILIO_H_ */