fprintf(fp, "Chained checksum:\n");
fprintf(fp, "MD5 (%s) = %s\n", logfilesum_old, mf_sum_old);
fprintf(fp, "SHA1 (%s) = %s\n\n", logfilesum_old, sf_sum_old);
fprintf(fp, "Chained checksum:\n");
fprintf(fp, "MD5 (%s) = %s\n", logfilesum_old, mf_sum_old);
fprintf(fp, "SHA1 (%s) = %s\n\n", logfilesum_old, sf_sum_old);