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  • Camilla Löwy's avatar
    Update OpenGL bits of build documentation slightly · 0a49ef0a
    Camilla Löwy authored
    This removes most references to GLU, replaces the legacy CMake cache
    variables for OpenGL with the modern namespaced target and switches to
    $() for command substitution.
    
    Fixes #1580.
    
    (cherry picked from commit d973acc123826666ecc9e6fd475682e3d84c54a6)
    0a49ef0a