[MacPorts] #18630: liboil: do not require glib

[MacPorts]

#18630: liboil: do not require glib
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 Reporter:  TimothyC.Lee@…          |       Owner:  landonf@…           
     Type:  enhancement             |      Status:  new                 
 Priority:  Normal                  |   Milestone:  Port Requests       
Component:  ports                   |     Version:  1.7.0               
 Keywords:                          |        Port:  liboil              
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Comment(by blb@…):

 Some ports have a +examples variant for installing such things, especially
 if they bring in extra dependencies; seems like it might be a good idea
 here.

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Ticket URL: <http://trac.macports.org/ticket/18630#comment:2>
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