print_usage
print_usage(true);
print_usage(false);
print_usage(true);
print_usage(true);
print_usage(error);
print_usage(false);
print_usage(true);
print_usage();
print_usage(false);
print_usage();
print_usage();
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(argv[0]);
print_usage(error);
print_usage(error);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
return print_usage(argv[0]);
print_usage(error);
print_usage();
print_usage();
print_usage();
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(1);
print_usage(1);
print_usage();
print_usage(true);
print_usage();
print_usage(true);
print_usage(true);
print_usage(error);
print_usage(error);
print_usage(error);
print_usage(false);
print_usage(true);
print_usage(true);
print_usage(false);
print_usage(true);
print_usage(true);
print_usage(error);
print_usage(false);
print_usage(true);
print_usage(false);
print_usage(true);
print_usage(true);
print_usage(true);
print_usage(true);
print_usage(true);
print_usage(true);
print_usage(false);
print_usage(true);
print_usage(true);
print_usage(error);
print_usage();
print_usage();