OpenGL ES 1.1 reference pages, currently visible on the Khronos website
under

    http://www.khronos.org/opengles/sdk/1.1/docs/man/

    xhtml/ - directory containing man page source in Docbook V4.3 +
             MathML 1.1 XML.
    xhtml/xhtml/ - directory containing processed XHTML from Docbook
                   source.
