the "idle" script has moved from Lib/idlelib to Tools/scripts.
diff --git a/Mac/OSX/Makefile b/Mac/OSX/Makefile
index d65dcf9..3c82a24 100644
--- a/Mac/OSX/Makefile
+++ b/Mac/OSX/Makefile
@@ -157,12 +157,12 @@
 			--python $(INSTALLED_PYTHONW) \
 			--output $(DESTDIR)$(PYTHONAPPSDIR)/IDLE.app \
 			--extra $(srcdir)/Lib/idlelib \
-			$(srcdir)/Lib/idlelib/idle ; \
+			$(srcdir)/Tools/scripts/idle ; \
 		$(BUILDPYTHON) $(srcdir)/Mac/scripts/BuildApplet.py \
 			--python $(INSTALLED_PYTHONW) \
 			--output $(DESTDIR)$(PYTHONAPPSDIR)/IDLE.app \
 			--extra $(srcdir)/Lib/idlelib:Contents/Resources/idlelib \
-			$(srcdir)/Lib/idlelib/idle ; \
+			$(srcdir)/Tools/scripts/idle ; \
 	fi