--- libaitio/inc/aitio.h	2013/12/08 21:11:54	1.38.10.11
+++ libaitio/inc/aitio.h	2013/12/12 09:04:21	1.38.10.12
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@elwix.org>
 *
 * $Author: misho $
-* $Id: aitio.h,v 1.38.10.11 2013/12/08 21:11:54 misho Exp $
+* $Id: aitio.h,v 1.38.10.12 2013/12/12 09:04:21 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -156,7 +156,8 @@ int io_progOpen(prog_t * __restrict prg, unsigned int 
  *
  * @prg = program pool
  * @toNum = execute to number of programs (0 max)
- * return: 0 error, >0 executed programs and abs(<0) executed programs with logged error
+ * return: 0 error or nothing to do, 
+ * 	>0 executed programs and abs(<0) executed programs with logged error
  */
 int io_progGrow(prog_t * __restrict prg, unsigned int toNum);
 /*