[MacPorts] #42378: Upgrade icon programming language to 9.5.1 and check for X11 existence

[MacPorts]

#42378: Upgrade icon programming language  to 9.5.1 and check for X11 existence
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  Reporter:  t.tensi@…    |      Owner:  michael.grunewald@…
      Type:  enhancement  |     Status:  new
  Priority:  Normal       |  Milestone:
 Component:  ports        |    Version:
Resolution:               |   Keywords:
      Port:  icon         |
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Changes (by macsforever2000@…):

 * keywords:  upgrade;X11 =>
 * owner:  macports-tickets@… => michael.grunewald@…
 * version:  2.2.1 =>


Comment:

 In the future, please use Cc the port maintainers ({{{port info
 --maintainers icon}}}).

 [https://guide.macports.org/#development.patches Per the guidelines],
 please instead attach a unified diff of the Portfile.

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Ticket URL: <https://trac.macports.org/ticket/42378#comment:1>
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