Calibre is a powerful and easy to use e-book manager. It allows to do
nearly everything and it takes things a step beyond normal e-book
software. It's also completely free and open source and great for both
casual users and computer experts.

This script repackage the official 64-bit binary tarball that includes
all its dependencies.  Calibre does not run on 32-bit systems.

Version 7.16.0 is the last version that does not require newer versions
of glib and glibc than the ones provided in Slackware 15.0.