[Patch v2 2/2] idiag: add a copy of linux/tcp.h

[Thomas Graf]

On 10/27/14 at 09:50am, Cong Wang wrote:
> Similarly, there are some fields in struct tcp_info
> which are not available on older kenrels.
> 
> Note, now libnl could return a larger tcp_info if it runs
> on an older kernel, but it should be fine as long as we
> don't return smaller.

That only works as long as the libnl header copy is more or
equally recent as the installed tcp_info definition. Otherwise
behaviour is mostly undefined.

We need to come up with something that is more stable.