enable NDOF by default with cmake again, but check if it can be found on OSX, if...
-rw-r--r-- 45745 CMakeLists.txt
-rw-r--r-- 302 COPYING
-rw-r--r-- 3242 GNUmakefile
-rw-r--r-- 25993 SConstruct
drwxr-xr-x - build_files
drwxr-xr-x - doc
drwxr-xr-x - extern
drwxr-xr-x - intern
drwxr-xr-x - release
drwxr-xr-x - source