levenshtein.hon commit ref-filter: modify the 'lstrip=<N>' option to work with negative '<N>' (1a0ca5e)
   1#ifndef LEVENSHTEIN_H
   2#define LEVENSHTEIN_H
   3
   4int levenshtein(const char *string1, const char *string2,
   5        int swap_penalty, int substitution_penalty,
   6        int insertion_penalty, int deletion_penalty);
   7
   8#endif