[MacPorts] #56748: guile 2.2.3 build fails: sed: -i may not be used with stdin

[MacPorts]

#56748: guile 2.2.3 build fails: sed: -i may not be used with stdin
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  Reporter:  kencu   |      Owner:  Ken <21211439+kencu@…>
      Type:  defect  |     Status:  closed
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:
Resolution:  fixed   |   Keywords:
      Port:  guile   |
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Comment (by ryandesign):

 [https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/62327/steps
 /install-port/logs/stdio Here] is a log of the failure before the fix was
 applied.

 I have reported the bug to the developers of guile.

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Ticket URL: <https://trac.macports.org/ticket/56748#comment:4>
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