[MacPorts] #59780: cmake fails to build on Lion 10.5

[MacPorts]

#59780: cmake fails to build on Lion 10.5
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 Reporter:  rmottola  |      Owner:  (none)
     Type:  defect    |     Status:  new
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:
 Keywords:            |       Port:  cmake
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 I don't understand what fails, I attach the buildlog with clang 5, it
 fails also clang 7 as well with the default compiler.

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Ticket URL: <https://trac.macports.org/ticket/59780>
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