[MacPorts] #69173: port fails to upgrade to 2.9.0

[MacPorts]

#69173: port fails to upgrade to 2.9.0
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  Reporter:  mouse07410  |      Owner:  (none)
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  base        |    Version:  2.9.0
Resolution:              |   Keywords:
      Port:              |
-------------------------+--------------------

Comment (by ryandesign):

 If your compiler can't find stdio.h then something is wrong with your
 system. The fact that you can reproduce it on the command line proves it
 has nothing to do with MacPorts.

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Ticket URL: <https://trac.macports.org/ticket/69173#comment:8>
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