diff -r f1d29785ad2d -r 0b42a35d6add src/server/util/object.h
--- a/src/server/util/object.h	Mon Nov 07 22:30:12 2022 +0100
+++ b/src/server/util/object.h	Tue Nov 08 22:35:18 2022 +0100
@@ -86,7 +86,9 @@
 
 struct Condition {
     Condition  *parent;
+    Condition  *ifnot;
     Expression *expression;
+    int        depth;
     int        index; // used by NSAPIContext to link expression with result
 };
 
@@ -167,8 +169,6 @@
  */
 void nsapi_context_next_stage(NSAPIContext *context);
 
-Condition* condition_from_str(pool_handle_t *pool, char *expr, size_t len);
-Expression* expression_from_str(pool_handle_t *pool, char *expr, size_t len);
 
 int condition_evaluate(Condition *condition, Session *sn, Request *rq);