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/*

 *  COPYRIGHT (c) 1989-1999.

 *  On-Line Applications Research Corporation (OAR).

 *

 *  The license and distribution terms for this file may be

 *  found in the file LICENSE in this distribution or at

 *  http://www.OARcorp.com/rtems/license.html.

 *

 *  $Id: preq_sem.c,v 1.2 2001-09-27 11:59:13 chris Exp $

 */

#include <itron.h>

#include <rtems/itron/semaphore.h>

#include <rtems/itron/task.h>

#include <rtems/score/tod.h>

/*

 *  preq_sem - Poll and Request Semaphore

 *

 *  This function implements the ITRON 3.0 preq_sem() service.

 */

ER preq_sem(

  ID semid

)

{

  return twai_sem( semid, TMO_POL );

}