more ppc changes

[Daniel Jacobowitz <dan@debian.org>]

Things not in the patches tarball:

I had to delete xlibs.files.powerpc and move xlibs.files.i386 back to
xlibs.files (now that libxrx is enabled).

I also had to remove SuperProbe.1x from xutils.files.powerpc.

Dan

/--------------------------------\  /--------------------------------\
|       Daniel Jacobowitz        |__|        SCS Class of 2002       |
|   Debian GNU/Linux Developer    __    Carnegie Mellon University   |
|         dan@debian.org         |  |       dmj+@andrew.cmu.edu      |
\--------------------------------/  \--------------------------------/