- Make sure the message token returned by NgSendMsg() is non-negative

- Have NgSendAsciiMsg() return the same token as NgSendMsg()
- Document that NgSendMsg() and NgSendAsciiMsg() return the token
- Add MLINKS for the functions defined in netgraph(3)

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/libnetgraph/netgraph.3 b/lib/libnetgraph/netgraph.3
index f5df174..67a0370 100644
--- a/lib/libnetgraph/netgraph.3
+++ b/lib/libnetgraph/netgraph.3
@@ -124,6 +124,8 @@ The
 .Fa cmd ,
 and argument data are defined by the header file corresponding
 to the type of the node being addressed.
+The unique, non-negative token value chosen for use in the message
+header is returned.  This value is typically used to associate replies.
 .Pp
 Use
 .Fn NgSendMsgReply
@@ -147,6 +149,9 @@ string to the node in a
 control message.  The node returns a binary version of the
 message, which is then sent back to the node just as with
 .Fn NgSendMsg .
+As with
+.Fn NgSendMsg ,
+the message token value is returned.
 Note that
 .Tn ASCII
 conversion may not be supported by all node types.