[MacPorts] #57673: claws-mail: configure: error: libetpan 0.57 not found

[MacPorts]

#57673: claws-mail: configure: error: libetpan 0.57 not found
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  Reporter:  ryandesign  |      Owner:  pmetzger
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  claws-mail  |
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Comment (by pmetzger):

 Sure, but what should I do to fix this? I don't have a Snow Leopard
 machine to test with, and I don't know enough about hacking configure.ac
 files. If you have a few lines you could put into a patch and commit, it
 would be a big help.

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Ticket URL: <https://trac.macports.org/ticket/57673#comment:3>
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