[MacPorts] #16007: Allow cairo to build 64-bit

[MacPorts]

#16007: Allow cairo to build 64-bit
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 Reporter:  jmr at macports.org  |       Owner:  ryandesign at macports.org
     Type:  enhancement       |      Status:  new                    
 Priority:  Normal            |   Milestone:  Port Enhancements      
Component:  ports             |     Version:                         
 Keywords:                    |  
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 Attached patch uses the value of the universal_archs variable if present
 instead of hardcoding {i386 ppc}, and disables Quartz font support if
 building for 64-bit, since that feature uses Carbon functions that are not
 present in the 64-bit libs.

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Ticket URL: <http://trac.macports.org/ticket/16007>
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