[MacPorts] #54050: ImageMagick: variant to enable or disable multiprocessing with openmp

[MacPorts]

#54050: ImageMagick: variant to enable or disable multiprocessing with openmp
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  Reporter:  kencu        |      Owner:  ryandesign
      Type:  enhancement  |     Status:  assigned
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  ImageMagick  |
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Comment (by kencu):

 see <https://github.com/macports/macports-ports/pull/456>

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Ticket URL: <https://trac.macports.org/ticket/54050#comment:4>
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