[MacPorts] #69815: libjxl @0.10.2 does not build on PPC Leopard, Mac OS X 10.5.8, because of a lot of problems ld has

[MacPorts]

#69815: libjxl @0.10.2 does not build on PPC Leopard, Mac OS X 10.5.8, because of a
lot of problems ld has
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  Reporter:  ballapete  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.9.3
Resolution:             |   Keywords:  leopard ppc
      Port:  libjxl     |
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Comment (by ryandesign):

 Replying to [comment:2 ballapete]:
 > So the `visibility switches` seem to come out of the blue, presumingly
 during the `configure` stage…

 Probably from here and other instances in this file:

 https://github.com/libjxl/libjxl/blob/e1489592a770b989303b0edc5cc1dc447bbe0515/lib/jxl.cmake#L65-L66

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Ticket URL: <https://trac.macports.org/ticket/69815#comment:3>
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