[MacPorts] #57036: GTK3 patch to compile on 10.5 and 10.6

[MacPorts]

#57036: GTK3 patch to compile on 10.5 and 10.6
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  Reporter:  rmottola  |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:
Resolution:            |   Keywords:  gtk3 Leopard SnowLeopard
      Port:  gtk3      |
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Comment (by kencu):

 I haven't had any troubles compiling the `+x11` version of `gtk3` on any
 systems, so I guess this must be for the `+quartz` version of `gtk3`?
 {{{
 $ port -v installed | grep gtk3
   gtk3 @3.22.30_0+universal+x11 (active) platform='darwin 10' archs='i386
 x86_64' date='2018-04-25T19:05:43-0700'
 }}}

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Ticket URL: <https://trac.macports.org/ticket/57036#comment:1>
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