[MacPorts] #65666: Need TCP_CONNECTION_INFO for <10.11

[MacPorts]

#65666: Need TCP_CONNECTION_INFO for <10.11
----------------------------+----------------------
  Reporter:  barracuda156   |      Owner:  catap
      Type:  defect         |     Status:  assigned
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.7.2
Resolution:                 |   Keywords:
      Port:  folly, wangle  |
----------------------------+----------------------

Comment (by barracuda156):

 Replying to [comment:1 jmroot]:
 > You can define the struct easily enough, but it does you no good without
 kernel support for filling it in.

 Yeah, later `xnu` has the thing, but I suspected pulling it over won’t
 work.
 Do you think it can be emulated somehow, for the specific port or via
 `legacysupport` PG?

-- 
Ticket URL: <https://trac.macports.org/ticket/65666#comment:2>
MacPorts <https://www.macports.org/>
Ports system for macOS