--- /dev/null
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright 2016, Olivier MATZ <zer0@droids-corp.org>
+ */
+
+#ifndef ECOLI_NODE_OPTION_
+#define ECOLI_NODE_OPTION_
+
+#include <ecoli_node.h>
+
+struct ec_node *ec_node_option(const char *id, struct ec_node *node);
+int ec_node_option_set_child(struct ec_node *gen_node, struct ec_node *child);
+
+#endif