macos: dont want bind 8 compat on leopard

macos: dont want bind 8 compat on leopard

we removed it for i386, kill it for ppc also.

Reviewed-on: http://gerrit.openafs.org/4229
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@openafs.org>
Reviewed-by: Derrick Brashear <shadow@dementia.org>
(cherry picked from commit 4a72ebfe324874dd405d18561baf5eaacb007950)

Change-Id: I9e625f79c047b61fc3675e6732eaa7d2dd34214f
Reviewed-on: http://gerrit.openafs.org/6274
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>