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--- CMakeLists.txt~	2019-09-19 11:56:56.000000000 -0500
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+++ CMakeLists.txt	2019-09-19 12:00:30.716178022 -0500
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@@ -326,15 +326,8 @@
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         set(GLUT_FOUND TRUE)
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     endif ()
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-    if(GLUT_FOUND)
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-        message(STATUS "Glut found: '${GLUT_INCLUDE_DIR}', '${GLUT_LIBRARIES}'")
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-    else()
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-        message(STATUS "Glut include and library variables: '${GLUT_INCLUDE_DIR}', '${GLUT_LIBRARIES}'")
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-        message(FATAL_ERROR "Glut not found.  Building without OpenGL is possible.")
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-    endif()
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-
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-    include_directories(${GLUT_INCLUDE_DIR})
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-    list(APPEND DEP_LIBS ${GLUT_LIBRARIES})
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+        include_directories(/usr/include/GL)
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+        list(APPEND DEP_LIBS -lglut)
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 endif()
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