--- libaitsched/src/hooks.c	2012/08/02 12:08:45	1.10.2.8
+++ libaitsched/src/hooks.c	2012/08/02 12:32:07	1.10.2.9
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: hooks.c,v 1.10.2.8 2012/08/02 12:08:45 misho Exp $
+* $Id: hooks.c,v 1.10.2.9 2012/08/02 12:32:07 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -107,7 +107,7 @@ sched_hook_cancel(void *task, void *arg __unused)
 	sched_task_t *t = task;
 	struct kevent chg[1];
 	struct timespec timeout = { 0, 0 };
-#ifdef EVFILT_AIO
+#if defined(EVFILT_AIO) && defined(SIGEV_KEVENT)
 	struct aiocb *acb;
 #endif
 
@@ -159,7 +159,7 @@ sched_hook_cancel(void *task, void *arg __unused)
 			EV_SET(&chg[0], TASK_VAL(t), EVFILT_SIGNAL, EV_DELETE, 0, 0, (void*) TASK_VAL(t));
 #endif
 			break;
-#ifdef EVFILT_AIO
+#if defined(EVFILT_AIO) && defined(SIGEV_KEVENT)
 		case taskAIO:
 #ifdef __NetBSD__
 			EV_SET(&chg[0], TASK_VAL(t), EVFILT_AIO, EV_DELETE, 0, 0, (intptr_t) TASK_VAL(t));
@@ -454,7 +454,7 @@ sched_hook_fetch(void *root, void *arg __unused)
 	struct kevent evt[1], res[KQ_EVENTS];
 	register int i, flg;
 	int en;
-#ifdef EVFILT_AIO
+#if defined(EVFILT_AIO) && defined(SIGEV_KEVENT)
 	int len, fd;
 	struct aiocb *acb;
 #ifdef EVFILT_LIO
@@ -782,7 +782,7 @@ sched_hook_fetch(void *root, void *arg __unused)
 				if (flg > 1)
 					evt->flags ^= evt->flags;
 				break;
-#ifdef EVFILT_AIO
+#if defined(EVFILT_AIO) && defined(SIGEV_KEVENT)
 			case EVFILT_AIO:
 #ifdef EVFILT_LIO
 			case EVFILT_LIO: