if(Boost_SERIALIZATION_FOUND AND NOT TARGET CGAL::Boost_serialization_support) if(TARGET Boost::serialization) set(Boost_LIB Boost::serialization) else() set(Boost_LIB ${Boost_SERIALIZATION_LIBRARY}) endif() add_library(CGAL::Boost_serialization_support INTERFACE IMPORTED) set_target_properties(CGAL::Boost_serialization_support PROPERTIES INTERFACE_COMPILE_DEFINITIONS "CGAL_LINKED_WITH_BOOST_SERIALIZATION" INTERFACE_LINK_LIBRARIES ${Boost_LIB}) endif()