/* Prototypes of communities attribute functions. */
extern void community_init(void);
extern void community_finish(void);
-extern void community_free(struct community *);
+extern void community_free(struct community **comm);
extern struct community *community_uniq_sort(struct community *);
extern struct community *community_parse(uint32_t *, unsigned short);
extern struct community *community_intern(struct community *);