extern jb_err create_url_spec(struct url_spec *url, char *buf);
extern void free_url_spec(struct url_spec *url);
extern int match_portlist(const char *portlist, int port);
extern jb_err create_url_spec(struct url_spec *url, char *buf);
extern void free_url_spec(struct url_spec *url);
extern int match_portlist(const char *portlist, int port);