level2@student05:~$ gdb /levels/level3
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This GDB was configured as "x86_64-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) list 1473
1468                from_start = true;
1469              else if (*optarg == '-')
1470                ++optarg;
1471
1472              {
1473                strtol_error s_err;
1474                s_err = xstrtoumax (optarg, NULL, 10, n_units, "bkm");
1475                if (s_err != LONGINT_OK)
1476                  {
1477                    error (EXIT_FAILURE, 0, "%s: %s", optarg,
(gdb)