--- libaitsched/src/hooks.c	2013/08/15 19:10:48	1.19
+++ libaitsched/src/hooks.c	2013/08/22 15:28:04	1.20
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: hooks.c,v 1.19 2013/08/15 19:10:48 misho Exp $
+* $Id: hooks.c,v 1.20 2013/08/22 15:28:04 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -1146,7 +1146,7 @@ sched_hook_rtc(void *task, void *arg __unused)
 
 	memset(&evt, 0, sizeof evt);
 	evt.sigev_notify = SIGEV_SIGNAL;
-	evt.sigev_signo = (int) TASK_DATA(t) + SIGRTMIN;
+	evt.sigev_signo = (intptr_t) TASK_DATA(t) + SIGRTMIN;
 	evt.sigev_value.sival_ptr = TASK_DATA(t);
 
 	if (timer_create(CLOCK_MONOTONIC, &evt, &tmr) == -1) {