[MacPorts] #60465: textmate2: Portfile does not parse properly on older systems

[MacPorts]

#60465: textmate2: Portfile does not parse properly on older systems
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  Reporter:  kencu      |      Owner:  neverpanic
      Type:  defect     |     Status:  reopened
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:
Resolution:             |   Keywords:
      Port:  textmate2  |
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Comment (by kencu):

 here's an observation.

 It only happens on 10.6.8 with Xcode 3.2.6.

 If I select Xcode 4.2, the Portfile parses normally.

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Ticket URL: <https://trac.macports.org/ticket/60465#comment:4>
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