This is makeindex, version 2.13 [07-Mar-1997] (using kpathsea).
Scanning input file sympa.idx....
!! Input index error (file = sympa.idx, line = 525):
   -- Extra `@' at position 49 of first argument.
done (999 entries accepted, 1 rejected).
Sorting entries...........done (10983 comparisons).
Generating output file sympa.ind....done (596 lines written, 0 warnings).
Output written in sympa.ind.
Transcript written in sympa.ilg.
