text: /*	$OpenBSD: eventvar.h,v 1.2 2000/11/16 20:31:30 mickey Exp $	*/
  
  /*-
   * Copyright (c) 1999,2000 Jonathan Lemon <jlemon@FreeBSD.org>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   *	$FreeBSD: src/sys/sys/eventvar.h,v 1.3 2000/05/26 02:06:54 jake Exp $
   */
  
  #ifndef _SYS_EVENTVAR_H_
  #define _SYS_EVENTVAR_H_
  
  #define KQ_NEVENTS	8		/* minimize copy{in,out} calls */
  #define KQEXTENT	256		/* linear growth by this amount */
  
  struct kqueue {
  	TAILQ_HEAD(kqlist, knote) kq_head;	/* list of pending event */
  	int		kq_count;		/* number of pending events */
  	struct		selinfo kq_sel;
  	struct		filedesc *kq_fdp;
  	int		kq_state;
  #define KQ_SEL		0x01
  #define KQ_SLEEP	0x02
  	struct		kevent kq_kev[KQ_NEVENTS];
  };
  
  #endif /* !_SYS_EVENTVAR_H_ */
  