--- old/make/linux/makefiles/vm.make	2015-01-14 18:12:44.495282516 -0500
+++ new/make/linux/makefiles/vm.make	2015-01-14 18:12:43.583230495 -0500
@@ -240,7 +240,7 @@
 	cat $^ > $@
 
 vm.def: $(Res_Files) $(Obj_Files)
-	sh $(GAMMADIR)/make/linux/makefiles/build_vm_def.sh *.o > $@
+	NM=$(NM) sh $(GAMMADIR)/make/linux/makefiles/build_vm_def.sh *.o > $@
 
 mapfile_ext:
 	rm -f $@