Undocumented netgraph `cmd' flags ?

[Gleb Smirnoff]

On Mon, Oct 31, 2011 at 10:31:25PM -0700, Julian Elischer wrote:
J> NGM_HASREPLY is not used that I can see in the kernel. It may be a 
J> historical artifact or
J> maybe only used in the library as a hint.

I introduced NGM_HASREPLY. Yes, it is used in library, to make repliable
messages synchronous, as they were in RELENG_4. Applications like mpd
rely on that fact.

-- 
Totus tuus, Glebius.