[MacPorts] #61383: xemacs @21.4.22: *** PANIC *** Configure tests are not working - compiler is broken.

[MacPorts]

#61383: xemacs @21.4.22: *** PANIC *** Configure tests are not working - compiler
is broken.
-------------------------+-----------------------------
  Reporter:  ryandesign  |      Owner:  dstrubbe
      Type:  defect      |     Status:  assigned
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.6.99
Resolution:              |   Keywords:  catalina bigsur
      Port:  xemacs      |
-------------------------+-----------------------------

Comment (by ryandesign):

 WimplicitFunctionDeclaration explains the problem and how the port
 maintainer (or anyone, via a pull request) can fix it.

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Ticket URL: <https://trac.macports.org/ticket/61383#comment:5>
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