[MacPorts] #55878: lowdown @0.3.1: Fix mandir; fix universal variant; fix build on Snow Leopard and earlier

[MacPorts]

#55878: lowdown @0.3.1: Fix mandir; fix universal variant; fix build on Snow
Leopard and earlier
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  Reporter:  ryandesign  |      Owner:  janstary
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:  haspatch
      Port:  lowdown     |
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Comment (by janstary):

 This works for me. I have prepared a PR of this at
 https://github.com/macports/macports-ports/pull/1381 ,
 slightly tweeked as described above. Would you please look at it?

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Ticket URL: <https://trac.macports.org/ticket/55878#comment:3>
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