Catch up on fbsd releases

Catch up on fbsd releases

Pull in the changes needed to even have a chance at supporting
FreeBSD 8.3, 8.4, 9-stable, and 10-current.
Conditionals for changed interfaces in a follow-up commit.

Reviewed-on: http://gerrit.openafs.org/7581
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Derrick Brashear <shadow@dementix.org>
(cherry picked from commit 58e7d52d0066a9f237971f39e7acdde02761172a)

[Edited param.*.h files to add AFS_64BIT_ENV for 1.6.x]

Change-Id: I3218a84a024011af573d64821a2599b1330b3f71
Reviewed-on: http://gerrit.openafs.org/8340
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
Tested-by: BuildBot <buildbot@rampaginggeek.com>