[MacPorts] #34233: apple-gcc42 doesn't honor -isysroot correctly

[MacPorts]

#34233: apple-gcc42 doesn't honor -isysroot correctly
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 Reporter:  jeremyhu@…             |       Owner:  royliu@…           
     Type:  defect                 |      Status:  new                
 Priority:  Normal                 |   Milestone:                     
Component:  ports                  |     Version:  2.0.4              
 Keywords:                         |        Port:  apple-gcc42        
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Comment(by royliu@…):

 Give me a few days lead time -- I barely remember how I patched the
 compiler's search patch mechanism.

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Ticket URL: <https://trac.macports.org/ticket/34233#comment:6>
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