[MacPorts] #62767: librsvg @2.50.4 fails at configure during build

[MacPorts]

#62767: librsvg @2.50.4 fails at configure during build
------------------------+---------------------
  Reporter:  phosphide  |      Owner:  dbevans
      Type:  defect     |     Status:  closed
  Priority:  Normal     |  Milestone:
 Component:  ports      |    Version:  2.6.4
Resolution:  fixed      |   Keywords:
      Port:  librsvg    |
------------------------+---------------------

Comment (by cjones051073):

 This was an odd one... Turns out setting some env vars in too many phases
 causes this weird behaviour where CC and CXX get a double setting during
 configure....

-- 
Ticket URL: <https://trac.macports.org/ticket/62767#comment:9>
MacPorts <https://www.macports.org/>
Ports system for macOS