data tree FEATURE duplicating attributes of opaque nodes
Fixes cesnet/netopeer2#944
diff --git a/src/tree_data.h b/src/tree_data.h
index de4f2d0..f0d3095 100644
--- a/src/tree_data.h
+++ b/src/tree_data.h
@@ -1874,7 +1874,7 @@
#define LYD_DUP_RECURSIVE 0x01 /**< Duplicate not just the node but also all the children. Note that
list's keys are always duplicated. */
-#define LYD_DUP_NO_META 0x02 /**< Do not duplicate metadata of any node. */
+#define LYD_DUP_NO_META 0x02 /**< Do not duplicate metadata (or attributes) of any node. */
#define LYD_DUP_WITH_PARENTS 0x04 /**< If a nested node is being duplicated, duplicate also all the parents.
Keys are also duplicated for lists. Return value does not change! */
#define LYD_DUP_WITH_FLAGS 0x08 /**< Also copy any data node flags. That will cause the duplicated data to preserve