Put Lib/lib-old back on to sys.path for module renames.
diff --git a/Makefile.pre.in b/Makefile.pre.in
index daae2ba..a4f3627 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -814,7 +814,9 @@
lib2to3 lib2to3/fixes lib2to3/pgen2 \
ctypes ctypes/test ctypes/macholib idlelib idlelib/Icons \
distutils distutils/command distutils/tests $(XMLLIBSUBDIRS) \
- setuptools setuptools/command setuptools/tests setuptools.egg-info \
+ setuptools setuptools/command setuptools/tests \
+ setuptools.egg-info \
+ lib-old \
curses $(MACHDEPS)
libinstall: build_all $(srcdir)/Lib/$(PLATDIR)
@for i in $(SCRIPTDIR) $(LIBDEST); \