diff -rupN --no-dereference netgen-6.2.2009/ng/Togl2.1/CMakeLists.txt netgen-6.2.2009-new/ng/Togl2.1/CMakeLists.txt
--- netgen-6.2.2009/ng/Togl2.1/CMakeLists.txt 2020-11-12 15:24:29.091268849 +0100
+++ netgen-6.2.2009-new/ng/Togl2.1/CMakeLists.txt 2020-11-12 15:24:29.314268588 +0100
@@ -25,6 +25,8 @@ else(WIN32)
set_target_properties(togl PROPERTIES OUTPUT_NAME "ngtogl")
set_target_properties(togl PROPERTIES VERSION ${NETGEN_VERSION_MAJOR}.${NETGEN_VERSION_MINOR})
+
+ install(TARGETS togl ${NG_INSTALL_DIR})
endif(WIN32)
target_link_libraries(togl ${OPENGL_LIBRARIES})