* @return A pointer to an array containing devtool_edge_t elements,
* or NULL in case of an error.
* If the @a edges @a argument was not NULL, then the
- * retun value can be either the same value or a different
+ * return value can be either the same value or a different
* value. If the new values is NULL, then the old array
* will have been freed by Meshlink.
*/