exit_code         225 src/main.c         int exit_code = EXIT_FAILURE;
exit_code         250 src/main.c             return exit_code;
exit_code         273 src/main.c             exit_code = EXIT_SUCCESS;
exit_code         423 src/main.c             exit_code = EXIT_SUCCESS;
exit_code         425 src/main.c             exit_code = do_nc () ? EXIT_SUCCESS : EXIT_FAILURE;
exit_code         519 src/main.c             exit_code = EXIT_FAILURE;
exit_code         524 src/main.c         return exit_code;