--- libaitsched/inc/hooks.h	2012/05/31 14:17:59	1.5.2.1
+++ libaitsched/inc/hooks.h	2012/05/31 21:51:29	1.5.2.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: hooks.h,v 1.5.2.1 2012/05/31 14:17:59 misho Exp $
+* $Id: hooks.h,v 1.5.2.2 2012/05/31 21:51:29 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -129,7 +129,9 @@ void *sched_hook_proc(void *task, void *arg __unused);
  * @arg = unused
  * return: <0 errors and 0 ok
  */
+#ifdef EVFILT_USER
 void *sched_hook_user(void *task, void *arg __unused);
+#endif
 
 /*
  * sched_hook_signal() - Default SIGNAL hook