* Fix some typos in macro names.
* Add case for OS's that have statfs() but no struct statfs (!).
* Add case for NetBSD with struct statvfs.f_fstypename.
Many thanks to Paul Hargrove who developed the majority of this patch.
Reviewed by Jeff Squyres.
cmr=v1.7.4:reviewer=ompi-rm1.7
This commit was SVN r30255.