5 wget https://download.calibre-ebook.com/$VERSION/calibre-$VERSION.tar.xz
7 tar -xvJf calibre-$VERSION.tar.xz
8 rm -f calibre-$VERSION/resources/fonts/liberation/*
9 rm -f calibre-$VERSION/resources/fonts/prs500/*
11 tar -cf - calibre-$VERSION | xz -9vv >calibre-$VERSION-nofonts.tar.xz
15 md5sum calibre-$VERSION-nofonts.tar.xz