--- libaitsched/src/hooks.c	2017/09/07 14:03:47	1.33
+++ libaitsched/src/hooks.c	2019/01/14 15:58:50	1.34
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: hooks.c,v 1.33 2017/09/07 14:03:47 misho Exp $
+* $Id: hooks.c,v 1.34 2019/01/14 15:58:50 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -12,7 +12,7 @@ terms:
 All of the documentation and software included in the ELWIX and AITNET
 Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
 
-Copyright 2004 - 2017
+Copyright 2004 - 2018
 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
 
 Redistribution and use in source and binary forms, with or without
@@ -713,16 +713,17 @@ sched_hook_alarm(void *task, void *arg __unused)
  * sched_hook_node() - Default NODE hook
  *
  * @task = current task
- * @arg = unused
+ * @arg = if arg == 42 then waiting for all events
  * return: <0 errors and 0 ok
  */
 void *
-sched_hook_node(void *task, void *arg __unused)
+sched_hook_node(void *task, void *arg)
 {
 #if SUP_ENABLE == KQ_SUPPORT
 	sched_task_t *t = task;
 	struct kevent chg[1];
 	struct timespec timeout = { 0, 0 };
+	u_int addflags = (u_int) arg;
 
 	if (!t || !TASK_ROOT(t))
 		return (void*) -1;
@@ -730,11 +731,11 @@ sched_hook_node(void *task, void *arg __unused)
 #ifdef __NetBSD__
 	EV_SET(&chg[0], TASK_FD(t), EVFILT_VNODE, EV_ADD | EV_CLEAR, 
 			NOTE_DELETE | NOTE_WRITE | NOTE_EXTEND | NOTE_ATTRIB | 
-			NOTE_LINK | NOTE_RENAME | NOTE_REVOKE, 0, (intptr_t) TASK_FD(t));
+			NOTE_LINK | NOTE_RENAME | NOTE_REVOKE | addflags, 0, (intptr_t) TASK_FD(t));
 #else
 	EV_SET(&chg[0], TASK_FD(t), EVFILT_VNODE, EV_ADD | EV_CLEAR, 
 			NOTE_DELETE | NOTE_WRITE | NOTE_EXTEND | NOTE_ATTRIB | 
-			NOTE_LINK | NOTE_RENAME | NOTE_REVOKE, 0, (void*) TASK_FD(t));
+			NOTE_LINK | NOTE_RENAME | NOTE_REVOKE | addflags, 0, (void*) TASK_FD(t));
 #endif
 	if (kevent(TASK_ROOT(t)->root_kq, chg, 1, NULL, 0, &timeout) == -1) {
 		if (TASK_ROOT(t)->root_hooks.hook_exec.exception)