* atimer.c (set_alarm) [HAVE_ITIMERSPEC]: Use TIMER_ABSTIME

because atimer expiration is absolute rather than relative.

src/ChangeLog

+2014-07-26  Dmitry Antipov  <dmantipov@yandex.ru>
+
+	* atimer.c (set_alarm) [HAVE_ITIMERSPEC]: Use TIMER_ABSTIME
+	because atimer expiration is absolute rather than relative.
+
 2014-07-25  Eli Zaretskii  <eliz@gnu.org>
 
 	* w32term.h (current_popup_menu, menubar_in_use): Move

src/atimer.c

@@ -291,7 +291,7 @@ set_alarm (void)
 	  struct itimerspec ispec;
 	  ispec.it_value = atimers->expiration;
 	  ispec.it_interval.tv_sec = ispec.it_interval.tv_nsec = 0;
-	  if (timer_settime (alarm_timer, 0, &ispec, 0) == 0)
+	  if (timer_settime (alarm_timer, TIMER_ABSTIME, &ispec, 0) == 0)
 	    return;
 	}
 #endif