Index: generic/predefined.h
===================================================================
diff -u -r8c7cda91db207490f2d401595cec6cf784460bb6 -re756bf87414d3f6376327b3a126e5e8ae619302d
--- generic/predefined.h	(.../predefined.h)	(revision 8c7cda91db207490f2d401595cec6cf784460bb6)
+++ generic/predefined.h	(.../predefined.h)	(revision e756bf87414d3f6376327b3a126e5e8ae619302d)
@@ -21,8 +21,11 @@
 "set rel \"object-mixin\"\n"
 "set args [lrange $args 1 end]} else {\n"
 "set rel \"class-mixin\"}\n"
+"puts stderr LL=[llength $args]-$args\n"
+"if {[lindex $args 0] ne \"\"} {\n"
 "set oldSetting [::nsf::relation $object $rel]\n"
-"uplevel [list ::nsf::relation $object $rel [linsert $oldSetting end $args]]}\n"
+"uplevel [list ::nsf::relation $object $rel [linsert $oldSetting 0 $args]]} else {\n"
+"uplevel [list ::nsf::relation $object $rel \"\"]}}\n"
 "::nsf::provide_method autoname {::nsf::alias autoname ::nsf::methods::object::autoname}\n"
 "::nsf::provide_method exists   {::nsf::alias  exists ::nsf::methods::object::exists}\n"
 "proc ::nsf::exithandler {args} {\n"