INCLUDEPATH += $$QMAKE_INCDIR_OPENGL+− !isEmpty(QMAKE_LIBDIR_OPENGL):QMAKE_LIBDIR += $$QMAKE_LIBDIR_OPENGL+− target_qt:LIBS_PRIVATE += $$QMAKE_LIBS_OPENGL_QT+− else:LIBS += $$QMAKE_LIBS_OPENGL+−