Function catch

src/library/tools/ktest/config-cmdline.cpp:215–218

    }
#if BOOST_VERSION >= 104200
    catch (const po::reading_file &err) {
        std::cerr << err.what() << std::endl;
        return false;
    }
#endif
    catch (const po::unknown_option &err) {
        std::cerr << err.what() << std::endl;