From http://www.jwz.org/xscreensaver/xscreensaver-5.37.tar.gz
[xscreensaver] / hacks / glx / glschool.c
2017-07-05 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.37.tar.gz
2013-07-16 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.22.tar.gz
2013-02-08 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.18.tar.gz
2013-02-08 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.16.tar.gz
2013-02-08 Zygo Blaxellwww.jwz.org/xscreensaver/xscreensaver-5.07.tar.gz
2013-02-08 Zygo Blaxellslackware.bholcomb.com/slackware/slackware-11.0/source...