#4601: 'make install' did not set the permissions on library directories,
only root could start IDLE for example.

Beware that os.path.walk does not translate as is to os.walk!
the former uses a callback to call on each dir, the latter is a generator...
diff --git a/Misc/NEWS b/Misc/NEWS
index 5d4c3ee..543c55f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -41,6 +41,9 @@
 Build
 -----
 
+- Issue 4601: 'make install' did not set the appropriate permissions on
+  directories.
+
 - Issue 5390: Add uninstall icon independent of whether file
   extensions are installed.