+/* Version. Example of declaring function and passing it to MAKE_CMD. */
+static int ver_fn(const char **str)
+{
+ *str = VERS_TAG;
+ return 0;
+}
+MAKE_CMD(ver, "", "s", ver_fn(&args[1].s))
+
+/* Sleep. Example of declaring function body directly in macro call. */
+MAKE_CMD(sleep, "d", "",