[MacPorts] #71026: shapelib @1.6.1 -- Unable to build -- fatal error: 'filesystem' file not found

[MacPorts]

#71026: shapelib @1.6.1 -- Unable to build -- fatal error: 'filesystem' file not
found
-----------------------+------------------------
  Reporter:  RobK88    |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.10.2
Resolution:            |   Keywords:  highsierra
      Port:  shapelib  |
-----------------------+------------------------
Changes (by RobK88):

 * Attachment "main.log" added.

 main.log

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Ticket URL: <https://trac.macports.org/ticket/71026>
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