select a pager if destination is a TTY
IO::Pager is lightweight and can be used to locate an available pager
and set $ENV{PAGER} sanely or as a factory for creating objects defined
elsewhere such as IO::Pager::Buffered and IO::Pager::Unbuffered.

Maintainer: Kevin Lo <kevlo@openbsd.org>

WWW: http://search.cpan.org/dist/IO-Pager/
