[MacPorts] #42856: bro: improvements to portfile

[MacPorts]

#42856: bro: improvements to portfile
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  Reporter:  jul_bsd@…    |      Owner:  tanawts@…
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:  haspatch
      Port:  bro          |
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Comment (by jul_bsd@…):

 * working -devel, which solves a problem with magic.
 * -devel is fetch with git but need a clone --recursive which does not
 seem supported by macports. for now, I do a manual git submodule update.
 is this right?

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Ticket URL: <https://trac.macports.org/ticket/42856#comment:3>
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