struct afb_binding_v2;
extern int afb_api_so_v2_add(const char *path, void *handle, struct afb_apiset *apiset);
-extern int afb_api_so_v2_add_binding(struct afb_binding_v2 *binding, void *handle, struct afb_apiset *apiset);
+extern int afb_api_so_v2_add_binding(const struct afb_binding_v2 *binding, void *handle, struct afb_apiset *apiset);