extern void afb_session_new_token(struct afb_session *session);
extern const char *afb_session_token(struct afb_session *session);
-extern unsigned afb_session_get_LOA(struct afb_session *session);
-extern void afb_session_set_LOA (struct afb_session *session, unsigned loa);
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extern void *afb_session_get_cookie(struct afb_session *session, const void *key);
extern int afb_session_set_cookie(struct afb_session *session, const void *key, void *value, void (*freecb)(void*));