[MacPorts] #67922: macports-libcxx does not support +universal on Intel?

[MacPorts]

#67922: macports-libcxx does not support +universal on Intel?
------------------------------+--------------------
  Reporter:  barracuda156     |      Owner:  kencu
      Type:  defect           |     Status:  closed
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:  2.8.1
Resolution:  fixed            |   Keywords:
      Port:  macports-libcxx  |
------------------------------+--------------------

Comment (by kencu):

 it’s automatically done already at build time, so no need to complicate
 things up further

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Ticket URL: <https://trac.macports.org/ticket/67922#comment:15>
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