Index: generic/predefined.h
===================================================================
diff -u -rfb73930aa9ecf6ce966e512e6f899acb5784ea8c -r6a4a79d6ff336d4961217c161f4f5983966d91a6
--- generic/predefined.h	(.../predefined.h)	(revision fb73930aa9ecf6ce966e512e6f899acb5784ea8c)
+++ generic/predefined.h	(.../predefined.h)	(revision 6a4a79d6ff336d4961217c161f4f5983966d91a6)
@@ -576,6 +576,11 @@
 "set scl [lreplace $scl $index $index $newName]\n"
 "$subclass superclass $scl}}	}\n"
 ":destroy}}\n"
+"namespace eval ::nx {\n"
+"Object create ::nx::var {\n"
+":alias exists ::nx::core::existsvar\n"
+":alias import ::nx::core::importvar\n"
+":alias set ::nx::core::setvar}}\n"
 "namespace eval ::nx::core {\n"
 "proc tmpdir {} {\n"
 "foreach e [list TMPDIR TEMP TMP] {\n"