[MacPorts] #66397: gpgme @1.18: consider forcing POLL to be disabled on older systems

[MacPorts]

#66397: gpgme @1.18: consider forcing POLL to be disabled on older systems
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 Reporter:  kencu   |      Owner:  (none)
     Type:  defect  |     Status:  new
 Priority:  Normal  |  Milestone:
Component:  ports   |    Version:
 Keywords:          |       Port:  gpgme
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 https://trac.macports.org/ticket/65877#comment:1

 "Note that 10.8 and older have a buggy poll implementation which will
 potentially be a problem for this port. It may be best to disable use of
 poll on those OS versions and let it fall back to using select."

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Ticket URL: <https://trac.macports.org/ticket/66397>
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