[MacPorts] #65554: py39-zopfli is using libstdc++ (this installation is configured to use libc++)

[MacPorts]

#65554: py39-zopfli is using libstdc++ (this installation is configured to use
libc++)
------------------------+----------------------
  Reporter:  RobK88     |      Owner:  catap
      Type:  defect     |     Status:  reopened
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.7.2
Resolution:             |   Keywords:  lion
      Port:  py-zopfli  |
------------------------+----------------------

Comment (by kencu):

 see #65402, and there are other ports where this is showing up now

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Ticket URL: <https://trac.macports.org/ticket/65554#comment:6>
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