1. The title of the manuscript and the names of the authors. Autoconf for large scale portability: Kerberos V5, a case study Author -- Mark Eichin 2. The name of one author who will serve as a contact, their email address, day and evening phone numbers, postal mail address, and a fax number, if available. Mark Eichin phone 617-629-3013 mail 411A Highland Ave #331, Somerville, MA fax 617-629-3010 3. An indication of which, if any, of the authors are full-time students. none. 4. A short abstract of the paper (100-200 words) (this can be the same as the paper's abstract). In 1994, Cygnus switched the entire Kerberos V5 development tree from Imake over to autoconf. The effort was driven by difficulties with Imake, and projected advantages of autoconf. The effort is considered a success, although it has introduced new challenges which are still being dealt with.