[MacPorts] #39550: gd2: update to 2.1.0

[MacPorts]

#39550: gd2: update to 2.1.0
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  Reporter:  mojca@…  |      Owner:  ryandesign@…
      Type:  update   |     Status:  assigned
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:  gd2      |
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Comment (by ryandesign@…):

 Replying to [comment:22 ryandesign@…]:
 > Not sure if that will help with this but I'll kick off a new build on
 the buildbot to see.

  * snowleopard: https://build.macports.org/builders/buildports-
 snowleopard-x86_64/builds/19588
  * lion: https://build.macports.org/builders/buildports-lion-
 x86_64/builds/13232
  * mtln: https://build.macports.org/builders/buildports-mtln-
 x86_64/builds/7094

 Both pcb and s710 built successfully on all three.

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Ticket URL: <https://trac.macports.org/ticket/39550#comment:23>
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