[MacPorts] #63597: graphviz-gui @2.49.1_0.darwin_15.x86_64: unknown type name 'NSToolbarItemIdentifier'

[MacPorts]

#63597: graphviz-gui @2.49.1_0.darwin_15.x86_64: unknown type name
'NSToolbarItemIdentifier'
---------------------------+-----------------------------------------------
  Reporter:  thetrial      |      Owner:  mascguy
      Type:  defect        |     Status:  assigned
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.7.1
Resolution:                |   Keywords:  elcapitan legacy-os patch-pending
      Port:  graphviz-gui  |
---------------------------+-----------------------------------------------

Comment (by thetrial):

 I’m really not sure if it would be a good idea to change the xcode version
 in my systems … after years. I’m sure this would open doors to other
 problems. But – isn’t it possible to let the build process use a specific
 compiler or sdk or whatever?

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Ticket URL: <https://trac.macports.org/ticket/63597#comment:18>
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