fprintf(fp, " -h, --help This help message\n");
fprintf(fp, " -l, --list List available formats\n");
fprintf(fp, " -v, --verbose Verbose mode\n");
fprintf(fp, " -h, --help This help message\n");
fprintf(fp, " -l, --list List available formats\n");
fprintf(fp, " -v, --verbose Verbose mode\n");