MB-33352: Set SPIN_INITIALIZER value to 0 for ppc64le
MB-33352: Set SPIN_INITIALIZER value to 0 for ppc64le

Change-Id: I77a5f481f13c5d0ddf650f181140c965404e1753
Reviewed-on: http://review.couchbase.org/106189
Reviewed-by: Srinath Duvuru <453e8ee0916a20ccb8a62434113997695687478e@couchbase.com>
Tested-by: Srinath Duvuru <453e8ee0916a20ccb8a62434113997695687478e@couchbase.com>

couchbase/forestdb,couchbase/forestdb