===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/systat/engine.c,v
retrieving revision 1.21
retrieving revision 1.22
diff -c -r1.21 -r1.22
*** src/usr.bin/systat/engine.c	2017/04/05 15:57:11	1.21
--- src/usr.bin/systat/engine.c	2018/02/08 07:00:33	1.22
***************
*** 1,4 ****
! /* $Id: engine.c,v 1.21 2017/04/05 15:57:11 deraadt Exp $	 */
  /*
   * Copyright (c) 2001, 2007 Can Erkin Acar <canacar@openbsd.org>
   *
--- 1,4 ----
! /* $Id: engine.c,v 1.22 2018/02/08 07:00:33 martijn Exp $	 */
  /*
   * Copyright (c) 2001, 2007 Can Erkin Acar <canacar@openbsd.org>
   *
***************
*** 889,894 ****
--- 889,909 ----
  
  
  /* ordering */
+ 
+ int
+ foreach_order(void (*callback)(order_type *))
+ {
+ 	order_type *o;
+ 
+ 	if (curr_view == NULL || curr_view->mgr == NULL ||
+ 	    curr_view->mgr->order_list == NULL)
+ 		return -1;
+ 	o = curr_view->mgr->order_list;
+ 	do {
+ 		callback(o++);
+ 	} while (o->name != NULL);
+ 	return 0;
+ }
  
  void
  set_order(const char *opt)