[MacPorts] #53546: Add IPv4 and IPv6 flag (-4, -6)

[MacPorts]

#53546: Add IPv4 and IPv6 flag (-4, -6)
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  Reporter:  l2dy         |      Owner:
      Type:  enhancement  |     Status:  new
  Priority:  Low          |  Milestone:
 Component:  base         |    Version:
Resolution:               |   Keywords:
      Port:               |
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Changes (by l2dy):

 * priority:  Normal => Low


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Ticket URL: <https://trac.macports.org/ticket/53546#comment:3>
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