Correction for the fix for Bug 3508 - Persistent storage support breaks Linux compatibility.
A 2nd `make install' will fail attempting to create symlink libnvmemmory.so already created by 1st install.
Install should pre-emptively delete it.
import os
# This module should be kept compatible with Python 2.1.
__revision__ = "$Id: debug.py 37828 2004-11-10 22:23:15Z loewis $"
# If DISTUTILS_DEBUG is anything other than the empty string, we run in
# debug mode.
DEBUG = os.environ.get('DISTUTILS_DEBUG')