Ronald, no changes were made to the makefiles, just to setup.py in 
r71400 and r71936 (which also renamed idle and pydoc):

[...]
Modified: python/branches/py3k/setup.py
========================================================================
======
--- python/branches/py3k/setup.py	(original)
+++ python/branches/py3k/setup.py	Sat Apr 25 23:11:45 2009
@@ -1652,13 +1652,7 @@
           # called unless there's at least one extension module 
defined.
           ext_modules=[Extension('_struct', ['_struct.c'])],
 
-          # Scripts to install
-          # Commented out because we don't want them to override the 
2.x
-          # ones. See #1590.
-          scripts = []
-          #scripts = ['Tools/scripts/pydoc', 'Tools/scripts/idle',
-          #           'Tools/scripts/2to3',
-          #           'Lib/smtpd.py']
+          scripts = ["Tools/scripts/pydoc3", "Tools/scripts/idle3"]
         )
 
 # --install-platlib