This is CFTStat v0.93. Please check the copyright file for copyright information.
INSTALLATION
CFTStat comes as a patch to tstat_v0.92. Please download tstat_v0.92 archive.
Download cftstat_v0.93 and extract it:
> tar zxvf cftstat_v0.93.tgz 
This creates a directory called cftstat_v0.93.
Copy tstat_v0.92.tgz in the newly created directory, then do:
> make
> cd cftstat
> ./configure
Check the Makefile. Then do:
> make
> make install
> rehash
> cftstat ...args...

More information can be found in CAIA-TR-040227C.pdf included in this tarfile.