Attached find a manpage for glxgears. It contains all the options and keypress hooks I found in the source. This does not patch the build system to install the manpage, as I do not know how to do that, but it is a complete and correct manpage for glxgears(1) (so far as I know.)
** Attachment added: "glxgears.1" http://librarian.launchpad.net/4684542/glxgears.1 -- glxgears undocumented https://launchpad.net/bugs/34856 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs