Geoffrey Keating <geoffk@ozemail.com.au>
  Implemented first version of chrpath.c based on first version of
  killrpath.
Peeter Joot <peeterj@ca.ibm.com>
  Implemented first version of killrpath.c.
Petter Reinholdtsen <pere@td.org.uit.no>
  Collected both implementations and made userfriendly wrapper.
