Index: generic/nsfInt.h
===================================================================
diff -u -r120b838888f00fe1a3130bf184fd079d06d89fa6 -rb9000cff9206c8621e46524c2f12f8fc8fcb6f86
--- generic/nsfInt.h	(.../nsfInt.h)	(revision 120b838888f00fe1a3130bf184fd079d06d89fa6)
+++ generic/nsfInt.h	(.../nsfInt.h)	(revision b9000cff9206c8621e46524c2f12f8fc8fcb6f86)
@@ -783,6 +783,9 @@
   int doKeepinitcmd;
   int doProfile;
   int doSoftrecreate;
+  /* keep track of defined filters */
+  Tcl_HashTable activeFilterTablePtr;
+
   /*
    * shutdown handling
    */