int (*method_up_ref)(void *),
void (*method_destruct)(void *));
-void ossl_method_store_flush_cache(OSSL_METHOD_STORE *store, int all);
+__owur int ossl_method_store_flush_cache(OSSL_METHOD_STORE *store, int all);
/* Merge two property queries together */
OSSL_PROPERTY_LIST *ossl_property_merge(const OSSL_PROPERTY_LIST *a,