fwrite(×tamp, sizeof(timestamp), 1, outputfile);
fwrite(&file_num, sizeof(file_num), 1, outputfile);
fwrite(&start_position, sizeof(start_position), 1, outputfile);
fwrite(×tamp, sizeof(timestamp), 1, outputfile);
fwrite(&file_num, sizeof(file_num), 1, outputfile);
fwrite(&start_position, sizeof(start_position), 1, outputfile);