extern unsigned int community_hash_make(struct community *);
extern struct community *community_str2com(const char *);
extern int community_match(const struct community *, const struct community *);
-extern int community_cmp(const struct community *, const struct community *);
+extern bool community_cmp(const struct community *c1,
+ const struct community *c2);
extern struct community *community_merge(struct community *,
struct community *);
extern struct community *community_delete(struct community *,