[MacPorts] #53671: Upgrade bochs to 2.6.8, add variants, set standard configure flags

[MacPorts]

#53671: Upgrade bochs to 2.6.8, add variants, set standard configure flags
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  Reporter:  Nax          |      Owner:
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch maintainer
      Port:  bochs        |
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Comment (by Nax):

 Done.

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Ticket URL: <https://trac.macports.org/ticket/53671#comment:2>
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