[MacPorts] #61805: gd2: clang: error: invalid version number in 'MACOSX_DEPLOYMENT_TARGET=11.1'

[MacPorts]

#61805: gd2: clang: error: invalid version number in
'MACOSX_DEPLOYMENT_TARGET=11.1'
----------------------+------------------------
  Reporter:  k6wx     |      Owner:  ryandesign
      Type:  defect   |     Status:  closed
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:  invalid  |   Keywords:  bigsur
      Port:  gd2      |
----------------------+------------------------

Comment (by dmopalmer):

 After cleaning gd2 (which I had previously tried) it now builds properly.

 Thank you.

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Ticket URL: <https://trac.macports.org/ticket/61805#comment:16>
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