[MacPorts] #59515: [icu] : support building with llvm-ar

[MacPorts]

#59515: [icu] : support building with llvm-ar
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  Reporter:  RJVB         |      Owner:  catap
      Type:  enhancement  |     Status:  closed
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:  fixed        |   Keywords:  haspatch
      Port:  icu          |
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Comment (by RJVB):

 Note that this is not about hardwiring the choice for llvm-ar into the
 port. But I can see how the universal thing makes this contributed patch
 of mine even less interesting.

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Ticket URL: <https://trac.macports.org/ticket/59515#comment:17>
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