Fix tool issues reported by OSX users
Fix tool issues reported by OSX users

tail '--line' is not supported in BSD syntax
Using smartmatch issues a warning in perl later than 5.017 so
suppress warning if past that version.

Change-Id: I2dc6a1913820f7d9644dd78dbc19ca113e7dcdb4
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/22212
Tested-by: Jenkins Server
Reviewed-by: Stephen M. Cprek <449c81c8ca240ee26e6e5e8e94a7cb83f7b02ee8@us.ibm.com>

Over-enthusiastic/hostboot,Over-enthusiastic/hostboot,Over-enthusiastic/hostboot,Over-enthusiastic/hostboot,Over-enthusiastic/hostboot