207 lines
6.8 KiB
C
207 lines
6.8 KiB
C
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/* $NetBSD: eventlib.h,v 1.3 2009/04/12 17:07:16 christos Exp $ */
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/*
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* Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC")
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* Copyright (C) 1995-1999, 2001, 2003 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* eventlib.h - exported interfaces for eventlib
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* vix 09sep95 [initial]
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*
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* Id: eventlib.h,v 1.7 2008/11/14 02:36:51 marka Exp
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*/
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#ifndef _EVENTLIB_H
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#define _EVENTLIB_H
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#include <sys/types.h>
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#include <sys/uio.h>
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#include <sys/time.h>
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#include <stdio.h>
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#ifndef __P
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# define __EVENTLIB_P_DEFINED
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# ifdef __STDC__
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# define __P(x) x
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# else
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# define __P(x) ()
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# endif
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#endif
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/* In the absence of branded types... */
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typedef struct { void *opaque; } evConnID;
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typedef struct { void *opaque; } evFileID;
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typedef struct { void *opaque; } evStreamID;
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typedef struct { void *opaque; } evTimerID;
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typedef struct { void *opaque; } evWaitID;
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typedef struct { void *opaque; } evContext;
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typedef struct { void *opaque; } evEvent;
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#define evInitID(id) ((id)->opaque = NULL)
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#define evTestID(id) ((id).opaque != NULL)
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typedef void (*evConnFunc)__P((evContext, void *, int, const void *, int,
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const void *, int));
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typedef void (*evFileFunc)__P((evContext, void *, int, int));
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typedef void (*evStreamFunc)__P((evContext, void *, int, int));
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typedef void (*evTimerFunc)__P((evContext, void *,
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struct timespec, struct timespec));
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typedef void (*evWaitFunc)__P((evContext, void *, const void *));
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typedef struct { unsigned char mask[256/8]; } evByteMask;
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#define EV_BYTEMASK_BYTE(b) ((b) / 8)
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#define EV_BYTEMASK_MASK(b) (1 << ((b) % 8))
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#define EV_BYTEMASK_SET(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] |= EV_BYTEMASK_MASK(b))
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#define EV_BYTEMASK_CLR(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] &= ~EV_BYTEMASK_MASK(b))
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#define EV_BYTEMASK_TST(bm, b) \
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((bm).mask[EV_BYTEMASK_BYTE(b)] & EV_BYTEMASK_MASK(b))
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#define EV_POLL 1
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#define EV_WAIT 2
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#define EV_NULL 4
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#define EV_READ 1
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#define EV_WRITE 2
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#define EV_EXCEPT 4
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#define EV_WASNONBLOCKING 8 /* Internal library use. */
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/* eventlib.c */
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#define evCreate __evCreate
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#define evSetDebug __evSetDebug
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#define evDestroy __evDestroy
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#define evGetNext __evGetNext
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#define evDispatch __evDispatch
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#define evDrop __evDrop
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#define evMainLoop __evMainLoop
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#define evHighestFD __evHighestFD
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#define evGetOption __evGetOption
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#define evSetOption __evSetOption
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int evCreate __P((evContext *));
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void evSetDebug __P((evContext, int, FILE *));
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int evDestroy __P((evContext));
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int evGetNext __P((evContext, evEvent *, int));
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int evDispatch __P((evContext, evEvent));
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void evDrop __P((evContext, evEvent));
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int evMainLoop __P((evContext));
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int evHighestFD __P((evContext));
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int evGetOption __P((evContext *, const char *, int *));
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int evSetOption __P((evContext *, const char *, int));
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/* ev_connects.c */
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#define evListen __evListen
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#define evConnect __evConnect
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#define evCancelConn __evCancelConn
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#define evHold __evHold
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#define evUnhold __evUnhold
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#define evTryAccept __evTryAccept
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int evListen __P((evContext, int, int, evConnFunc, void *, evConnID *));
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int evConnect __P((evContext, int, const void *, int,
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evConnFunc, void *, evConnID *));
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int evCancelConn __P((evContext, evConnID));
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int evHold __P((evContext, evConnID));
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int evUnhold __P((evContext, evConnID));
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int evTryAccept __P((evContext, evConnID, int *));
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/* ev_files.c */
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#define evSelectFD __evSelectFD
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#define evDeselectFD __evDeselectFD
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int evSelectFD __P((evContext, int, int, evFileFunc, void *, evFileID *));
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int evDeselectFD __P((evContext, evFileID));
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/* ev_streams.c */
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#define evConsIovec __evConsIovec
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#define evWrite __evWrite
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#define evRead __evRead
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#define evTimeRW __evTimeRW
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#define evUntimeRW __evUntimeRW
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#define evCancelRW __evCancelRW
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struct iovec evConsIovec __P((void *, size_t));
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int evWrite __P((evContext, int, const struct iovec *, int,
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evStreamFunc func, void *, evStreamID *));
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int evRead __P((evContext, int, const struct iovec *, int,
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evStreamFunc func, void *, evStreamID *));
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int evTimeRW __P((evContext, evStreamID, evTimerID timer));
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int evUntimeRW __P((evContext, evStreamID));
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int evCancelRW __P((evContext, evStreamID));
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/* ev_timers.c */
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#define evConsTime __evConsTime
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#define evAddTime __evAddTime
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#define evSubTime __evSubTime
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#define evCmpTime __evCmpTime
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#define evTimeSpec __evTimeSpec
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#define evTimeVal __evTimeVal
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#define evNowTime __evNowTime
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#define evUTCTime __evUTCTime
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#define evLastEventTime __evLastEventTime
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#define evSetTimer __evSetTimer
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#define evClearTimer __evClearTimer
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#define evConfigTimer __evConfigTimer
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#define evResetTimer __evResetTimer
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#define evSetIdleTimer __evSetIdleTimer
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#define evClearIdleTimer __evClearIdleTimer
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#define evResetIdleTimer __evResetIdleTimer
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#define evTouchIdleTimer __evTouchIdleTimer
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struct timespec evConsTime __P((time_t sec, long nsec));
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struct timespec evAddTime __P((struct timespec, struct timespec));
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struct timespec evSubTime __P((struct timespec, struct timespec));
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struct timespec evNowTime __P((void));
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struct timespec evUTCTime __P((void));
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struct timespec evLastEventTime __P((evContext));
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struct timespec evTimeSpec __P((struct timeval));
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struct timeval evTimeVal __P((struct timespec));
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int evCmpTime __P((struct timespec, struct timespec));
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int evSetTimer __P((evContext, evTimerFunc, void *, struct timespec,
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struct timespec, evTimerID *));
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int evClearTimer __P((evContext, evTimerID));
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int evConfigTimer __P((evContext, evTimerID, const char *param,
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int value));
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int evResetTimer __P((evContext, evTimerID, evTimerFunc, void *,
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struct timespec, struct timespec));
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int evSetIdleTimer __P((evContext, evTimerFunc, void *, struct timespec,
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evTimerID *));
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int evClearIdleTimer __P((evContext, evTimerID));
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int evResetIdleTimer __P((evContext, evTimerID, evTimerFunc, void *,
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struct timespec));
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int evTouchIdleTimer __P((evContext, evTimerID));
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/* ev_waits.c */
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#define evWaitFor __evWaitFor
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#define evDo __evDo
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#define evUnwait __evUnwait
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#define evDefer __evDefer
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int evWaitFor __P((evContext, const void *, evWaitFunc, void *, evWaitID *));
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int evDo __P((evContext, const void *));
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int evUnwait __P((evContext, evWaitID));
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int evDefer __P((evContext, evWaitFunc, void *));
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#ifdef __EVENTLIB_P_DEFINED
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# undef __P
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#endif
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#endif /*_EVENTLIB_H*/
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/*! \file */
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