This is makeindex, version 2.15 [TeX Live 2016] (kpathsea + Thai support). Scanning style file ./Perso.ist...done (3 attributes redefined, 0 ignored). Scanning input file CoursMecaniqueOSDF.idx.....done (1209 entries accepted, 0 rejected). Sorting entries.............done (13562 comparisons). Generating output file CoursMecaniqueOSDF.ind.....done (929 lines written, 0 warnings). Output written in CoursMecaniqueOSDF.ind. Transcript written in CoursMecaniqueOSDF.ilg.