* given hostname. The caller is free to overwrite or free
* this memory once meshlink returns.
*/
-extern void meshlink_hint_address(meshlink_handle_t *mesh, meshlink_node_t *node, struct sockaddr *addr);
+extern void meshlink_hint_address(meshlink_handle_t *mesh, meshlink_node_t *node, const struct sockaddr *addr);
#ifdef __cplusplus
}