This is Perl module Data::Page::Navigation.

INSTALLATION

Data::Page::Navigation installation is straightforward. If your CPAN shell is set up, you should just be able to do

% cpan Data::Page::Navigation

Download it, unpack it, then build it as per the usual:

% perl Makefile.PL
% make && make test

Then install it:

% make install

DOCUMENTATION

Data::Page::Navigation documentation is available as in POD. So you can do:

% perldoc Data::Page::Navigation

to read the documentation online with your favorite pager.

Masahiro Nagano