if (s >= 0 && p->body[i] != p->body[s] &&
p->body[i]->name.len == p->body[s]->name.len)
/* not unique, so s cannot be used */
if (s >= 0 && p->body[i] != p->body[s] &&
p->body[i]->name.len == p->body[s]->name.len)
/* not unique, so s cannot be used */