[MacPorts] #61004: py38-sip +universal: fatal error: 'stdio.h' file not found

[MacPorts]

#61004: py38-sip +universal: fatal error: 'stdio.h' file not found
-------------------------+-----------------------
  Reporter:  ryandesign  |      Owner:  michaelld
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:
Resolution:              |   Keywords:
      Port:  py-sip      |
-------------------------+-----------------------

Comment (by kencu):

 we were just waiting for this to happen -- base has a nasty habit of
 leaning configure.sdkroot empty.

 <https://github.com/macports/macports-
 ports/commit/edcd25c14ead450a9e636bb136048f8bc2934b76#diff-
 5deb2be1b6e1dada51e71b2fde701626>

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Ticket URL: <https://trac.macports.org/ticket/61004#comment:1>
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