This is Perl module Queue::Q4Pg::Lite.

INSTALLATION

Queue::Q4Pg::Lite installation is straightforward. If your CPAN shell is set up,
you should just be able to do

    % cpan Queue::Q4Pg::Lite

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

    % perl Makefile.PL
    % make && make test

Then install it:

    % make install

DOCUMENTATION

Queue::Q4Pg::Lite documentation is available as in POD. So you can do:

    % perldoc Queue::Q4Pg::Lite

to read the documentation online with your favorite pager.

FUJIWARA