cd C-Scan-0.74\C-Scan-0.74
Makefile.PL   -> Here I got a Warning: prerequisite Data::Flow 0.05 not found.

##</code><code>##

#use lib '../C-Scan-0.74/C-Scan-0.74/blib/lib';
#use lib '../Data-Flow-1.02/Data-Flow-1.02/blib/lib';