Fix commit r328   kerrighed provides a pkg-config file We don't want to fail configure when kerrighed isn't available, just do nothing in this case (assuming that's the right automake way to solve this).
Fix commit r328
  kerrighed provides a pkg-config file
We don't want to fail configure when kerrighed isn't available,
just do nothing in this case (assuming that's the right automake
way to solve this).

git-svn-id: 14be032f8f42541b1a281b51ae8ea69814daf20e@333 4b44e086-7f34-40ce-a3bd-00e031736276

BlueBrain/hwloc,BlueBrain/hwloc,BlueBrain/hwloc,BlueBrain/hwloc