Can't compile fenris

[kudu]

I get this error message:

fenris - program execution path analysis tool
---------------------------------------------
Copyright (C) 2001, 2002 by Bindview Corporation
Portions Copyright (C) 2001, 2002 by their respective contributors
Developed and maintained by Michal Zalewski <lcamtuf@coredump.cx>

Fenris is still under development. Your comments, complaints,
bugfixes, ideas and code are welcome and will be greatly appreciated.
If you notice any problems during the compilation process or while
using this software, please consult the documentation and use
'fenris-bug' reporting application. Thanks!

[+] Version (build): 0.07-m2 (3245)
[+] Operating system check: Linux (supported)
[+] Processor check: i686 (supported)
[+] GNU C library version: ./build: line 185: /lib/libc.so.6: Permission denied
cannot determine libc version!
[-] I am affraid I cannot continue. Please consult documentation.

make: *** [fenris] Error 1

I can't figure out why. Anyone have this problem before ? How do I fix it ?

Thanks!