[MacPorts] #39051: The example portfile in the "doc" folder of base should pass lint

[MacPorts]

#39051: The example portfile in the "doc" folder of base should pass lint
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  Reporter:  cooljeanius  |      Owner:  macports-tickets@…
      Type:  defect       |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  base         |    Version:  2.4.1
Resolution:               |   Keywords:
      Port:  exampleport  |
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Changes (by raimue):

 * cc: raimue (added)


Comment:

 If we cannot keep this example up to date, let's remove it from base and
 make the guide the canonical source for documentation. This Portfile has
 not been changed in four years and I doubt anyone has acutally looked at
 the `exampleport` in order to learn how to write a port.

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Ticket URL: <https://trac.macports.org/ticket/39051#comment:17>
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