--- libaitio/inc/aitio.h	2011/05/03 14:22:18	1.8.2.2
+++ libaitio/inc/aitio.h	2011/05/03 14:29:52	1.8.2.3
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: aitio.h,v 1.8.2.2 2011/05/03 14:22:18 misho Exp $
+* $Id: aitio.h,v 1.8.2.3 2011/05/03 14:29:52 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -352,6 +352,7 @@ inline void *io_sarrGet(sarr_t * __restrict arr, u_int
  * return: NULL error or empty, !=NULL old value in element
  */
 inline void *io_sarrSet(sarr_t * __restrict arr, u_int idx, void *data);
+#define io_sarrDel(_arr, _idx)		io_sarrSet(_arr, _idx, NULL)
 
 /*
  * ioURLGet() Parse and get data from input URL