Import AIX code from Marcel. Fix a few non-linu...
Import AIX code from Marcel. Fix a few non-linu...

Import AIX code from Marcel. Fix a few non-linux issues.

This commit was SVN r42.

ggouaillardet/hwloc,shekkbuilder/hwloc,shekkbuilder/hwloc,shekkbuilder/hwloc,ggouaillardet/hwloc,ggouaillardet/hwloc,shekkbuilder/hwloc,ggouaillardet/hwloc