libpci: use functions instead of directly deref...
libpci: use functions instead of directly deref...

libpci: use functions instead of directly dereferencing the topology internals when possible

This commit was SVN r5087.

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