To install the package, assure to have write permissions for you Perl 
Library directories. Then do the lines:

   perl Makefile.PL

   make install

This will install the Startup module to your system and also the utility
and demonstration program:

   replace - use perls regular expressions on a list of files

If you need assure where to install executables, library files and manpages, 
install the distribution with the PREFIX option, like:

   perl Makefile.PL PREFIX=/usr/local/

   make install

Martin