/// Create a pair of meshlink instances that are already joined together.
extern void open_meshlink_pair(meshlink_handle_t **a, meshlink_handle_t **b, const char *prefix);
+extern void open_meshlink_pair_ephemeral(meshlink_handle_t **a, meshlink_handle_t **b, const char *prefix);
/// Start a pair of meshlink instances and wait for them to connect together.
extern void start_meshlink_pair(meshlink_handle_t *a, meshlink_handle_t *b);