index is actually deprecated and does not exist in MinGW, let's use strchr instead.
index is actually deprecated and does not exist in MinGW, let's use strchr instead.

git-svn-id: 14be032f8f42541b1a281b51ae8ea69814daf20e@3591 4b44e086-7f34-40ce-a3bd-00e031736276

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