-raop_t *raop_init(raop_callbacks_t *callbacks, const char *pemkey, const char *hwaddr, int hwaddrlen);
-raop_t *raop_init_from_keyfile(raop_callbacks_t *callbacks, const char *keyfile, const char *hwaddr, int hwaddrlen);
+raop_t *raop_init(raop_callbacks_t *callbacks, const char *pemkey);
+raop_t *raop_init_from_keyfile(raop_callbacks_t *callbacks, const char *keyfile);