LU-3963 cleanup: C89 and build cleanups

LU-3963 cleanup: C89 and build cleanups

use C99 initialization for a types, remove some platform depended code
and use POSIX compatible instead.
don't build a lhsmtool is none utils allowed.

Signed-off-by: Alexey Lyashkov <alexey_lyashkov@xyratex.com>
Change-Id: I6e2837953902520240e9ceb251c92329d328d715
Reviewed-on: http://review.whamcloud.com/7803
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Bob Glossman <bob.glossman@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>