/usr/lib/python2.7/dist-packages/distribute-0.6.24dev_r0.egg-info/dependency_links.txt is in python-setuptools 0.6.24-1ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/distribute-0.6.24dev_r0.egg-info/../../../../share/pyshared/distribute-0.6.24dev_r0.egg-info/dependency_links.txt