when I run autoconf the usual way, it runs "autom4te" which creates cache directory "autom4te-2.53.cache" and does not remove it at the end. I think that this directory should be deleted before `autom4te' terminates.
$ autoconf --version autoconf (GNU Autoconf) 2.53 Written by David J. MacKenzie and Akim Demaille. -- Sam Steingold (http://www.podval.org/~sds) running RedHat7.2 GNU/Linux <http://www.camera.org> <http://www.iris.org.il> <http://www.memri.org/> <http://www.mideasttruth.com/> <http://www.palestine-central.com/links.html> Never underestimate the power of stupid people in large groups.