[MacPorts] #59834: Boost: refactor and enhance (was: Boost: update to 1.76.0)

[MacPorts]

#59834: Boost: refactor and enhance
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  Reporter:  michaelld    |      Owner:  mascguy
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  boost        |
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Ticket URL: <https://trac.macports.org/ticket/59834#comment:32>
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