This is Perl module lib::xi.
INSTALLATION
Install cpanm (App::cpanminus) and then run the following command to install
lib::xi:
$ cpanm lib::xi
If you get an archive of this distribution, unpack it and build it
as per the usual:
$ tar xzf lib-xi-$version.tar.gz
$ cd lib-xi-$version
$ perl Makefile.PL
$ make && make test
Then install it:
$ make install
DOCUMENTATION
lib::xi documentation is available as in POD. So you can do:
$ perldoc lib::xi
to read the documentation online with your favorite pager.
LICENSE AND COPYRIGHT
Copyright (c) 2011, Fuji, Goro (gfx). All rights reserved.
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.