*/
extern meshlink_handle_t *devtool_open_in_netns(const char *confbase, const char *name, const char *appname, dev_class_t devclass, int netns);
+/// Debug function pointer variable for set port API
+/** This function pointer variable is a userspace tracepoint or debugger callback for
+ * set port function @a meshlink_set_port @a.
+ * On assigning a debug function variable invokes callback when try_bind() succeeds in meshlink_set_port API.
+ *
+ */
+extern void (*devtool_trybind_probe)(void);
+
#endif