[MacPorts] #56185: npth requires unnamed semaphores; provide those for Darwin 9 and earlier

[MacPorts]

#56185: npth requires unnamed semaphores; provide those for Darwin 9 and earlier
---------------------+---------------------------
  Reporter:  ccorn   |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:          |   Keywords:  legacysupport
      Port:  npth    |
---------------------+---------------------------
Changes (by kencu):

 * keywords:   => legacysupport


-- 
Ticket URL: <https://trac.macports.org/ticket/56185#comment:10>
MacPorts <https://www.macports.org/>
Ports system for macOS