message: Seems to be fixed.
diff: @@ -99,12 +99,10 @@ if(CYTHON_FOUND)
  add_gudhi_cython_lib(${Boost_THREAD_LIBRARY})
  set(GUDHI_CYTHON_LIBRARY_DIRS "${GUDHI_CYTHON_LIBRARY_DIRS}'${Boost_LIBRARY_DIRS}', ")
  endif()
  - message("*** ${CGAL_HEADER_ONLY}")
  # Add CGAL compilation args
  if(CGAL_HEADER_ONLY)
  set(GUDHI_CYTHON_EXTRA_COMPILE_ARGS "${GUDHI_CYTHON_EXTRA_COMPILE_ARGS}'-DCGAL_HEADER_ONLY', ")
  else(CGAL_HEADER_ONLY)
  - message("*** ${CGAL_LIBRARY}")
  add_gudhi_cython_lib(${CGAL_LIBRARY})
  set(GUDHI_CYTHON_LIBRARY_DIRS "${GUDHI_CYTHON_LIBRARY_DIRS}'${CGAL_LIBRARIES_DIR}', ")
  # If CGAL is not header only, CGAL library may link with boost system,
  