- Fix test if -pthreads unused to use better grep for portability.
- Fix test if -pthreads unused to use better grep for portability.


git-svn-id: 5ac9340a55e2f27e0b201b4c317755fd16d51776@3598 be551aaa-1e26-0410-a405-d3ace91eadb9

thozza/unbound,thozza/unbound,thozza/unbound,thozza/unbound,thozza/unbound