Fix NameError on Python 2.4, 2.5; reference #225
Fix NameError on Python 2.4, 2.5; reference #225

--HG--
branch : distribute
extra : rebase_source : b2c739a08485c49b0735f5f7544f354b46ad1d12

pypa/setuptools,pypa/setuptools,pypa/setuptools