Default to ASCII as the locale.getpreferredencoding, if the POSIX
system doesn't support CODESET and LANG isn't set or doesn't
allow deduction of an encoding.
diff --git a/Misc/NEWS b/Misc/NEWS
index 79bdef6..84b3d3a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -14,6 +14,13 @@
 
 - Use wchar_t functions in _locale module.
 
+Library
+-------
+
+- Default to ASCII as the locale.getpreferredencoding, if the POSIX
+  system doesn't support CODESET and LANG isn't set or doesn't
+  allow deduction of an encoding.
+
 
 What's New in Python 3.0a3?
 ===========================