This required to pass CXXFLAGS on the make command-line, and therefore I took this opportunity to also pass CGAL_MAKEFILE on the command-line, which in turn allowed to get rid of the prepare_lib_makefiles function.
This required to pass CXXFLAGS on the make command-line, and therefore I took this opportunity to also pass CGAL_MAKEFILE on the command-line, which in turn allowed to get rid of the prepare_lib_makefiles function.