+extern void afb_stub_ws_set_on_hangup(struct afb_stub_ws *stubws, void (*on_hangup)(struct afb_stub_ws*));
+
+extern const char *afb_stub_ws_name(struct afb_stub_ws *stubws);
+
+extern struct afb_api_item afb_stub_ws_client_api(struct afb_stub_ws *stubws);
+
+extern int afb_stub_ws_client_add(struct afb_stub_ws *stubws, struct afb_apiset *apiset);
+
+extern void afb_stub_ws_client_robustify(struct afb_stub_ws *stubws, struct fdev *(*reopen)(void*), void *closure, void (*release)(void*));
+