#define	FIOCLEX		(('f'<<8)|0)
#define	FIONCLEX	(('f'<<8)|1)
#define	FIOPUSHLD	(('f'<<8)|2)
#define	FIOINSLD	(('f'<<8)|3)
#define	FIOPOPLD	(('f'<<8)|4)
#define	FIOLOOKLD	(('f'<<8)|5)
#define	FIOSNDFD	(('f'<<8)|6)
#define	FIORCVFD	(('f'<<8)|7)
#define	FIONREAD	(('f'<<8)|8)
#define	FIOACCEPT	(('f'<<8)|9)
#define	FIOREJECT	(('f'<<8)|10)
