Index: library/nx/nx.tcl
===================================================================
diff -u -r4536c2540977c43aaf422800dab048e5d9063b3f -rbbf48b80f31cfe50ba2114cf0ec6f1465b60c2e1
--- library/nx/nx.tcl	(.../nx.tcl)	(revision 4536c2540977c43aaf422800dab048e5d9063b3f)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision bbf48b80f31cfe50ba2114cf0ec6f1465b60c2e1)
@@ -17,6 +17,7 @@
     -class.dealloc dealloc
     -class.recreate recreate 
     -class.requireobject __unknown
+    -object.cleanup cleanup
     -object.configure configure
     -object.defaultmethod defaultmethod 
     -object.destroy destroy