2003/06/05 : Version 0.6.7
- segfault on /proc directory : size_t -> ssize_t
2003/01/04 : Version 0.6.6c
- Before a crash disk, I 
2001/12/23 : Version 0.3
- add checking routing
2001/12/16 : Version 0.2
- add -x flag to restrict to one filesystem
2001/10/29 : Version 0.1
- first release