We are failing to use the system dirname function because we are not correctly flagging that we found it. Modify opal_search_libs_core to set an "opal_have_foo" flag to indicate that we found the specified function, and then modify the have_dirname check to look for it.

cmr=v1.8.3:reviewer=jsquyres
oshmem: silence warning

ensure OSHMEM_PROFILING is #define'd even if profiling is not supported

cmr=v1.8.3:reviewer=miked
fix handling of OPAL_DSTORE_LOCALITY and ref cnt
Merge branch 'master' of https://github.com/open-mpi/ompi-svn-mirror