[MacPorts] #61857: swig: Build failure due to swig3

[MacPorts]

#61857: swig: Build failure due to swig3
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  Reporter:  mf2k        |      Owner:  michaelld
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  swig swig3  |
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Comment (by mf2k):

 See #61866.

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Ticket URL: <https://trac.macports.org/ticket/61857#comment:1>
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