Written by:

    Matt Hodges  <pczmph@unix.nott.ac.uk>

with contributions from:

    Adam Oline      <adoline@axel.ameslab.gov>
        OpenGL, miscellaneous fixes

    Toni Ronkko     <tronkko@hytti.uku.fi>
        Autoconf, miscellaneous fixes

    Chi Zhang       <chizhang@uchicago.edu>
        Autoconf
