[MacPorts] #67790: ht: Fix arm64 compilation

[MacPorts]

#67790: ht: Fix arm64 compilation
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  Reporter:  rdoeffinger  |      Owner:  (none)
      Type:  defect       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  arm64 haspatch
      Port:  ht           |
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Comment (by rdoeffinger):

 It's been a month, could you consider this change, independent from if and
 when upstream might get around to look into it?

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Ticket URL: <https://trac.macports.org/ticket/67790#comment:5>
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