pipapo_refill
b = pipapo_refill(res_map, f->bsize, f->rules, fill_map, f->mt,
int pipapo_refill(unsigned long *map, unsigned int len, unsigned int rules,
b = pipapo_refill(map, bsize, f->rules, fill, f->mt, last);
ret = pipapo_refill(res, f->bsize, f->rules,