doing a 3stage including the cp subdirectory

[Jeffrey A Law]

  In message < 12846.874540796@lisa.cygnus.com >you write:
  > FYI, the patch below (which just got checked in, too late for the 970917
  > snapshot) should make it possible again to do a 3stage that includes the
  > C++ compiler & its components.
Actually, 970917 will 3-stage due to the magic of cvs tagging :-)  Basically
the change to autoconf the cp subdir isn't in the snapshot because because
I set up the snapshot tag to not include the last revision of the two effected
files.

jeff