[MacPorts] #61564: libelf @0.8.13.2: implicit declaration of function (was: libelf @0.8.13.2 fails to configure on BigSur 11.0.1)

[MacPorts]

#61564: libelf @0.8.13.2: implicit declaration of function
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  Reporter:  ugr     |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.6.4
Resolution:          |   Keywords:  bigsur catalina
      Port:  libelf  |
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Changes (by ryandesign):

 * keywords:   => bigsur catalina


Comment:

 In Xcode 12 Apple changed implicit declaration of function from a warning
 to an error. It does indeed need to be fixed as you suggest, including the
 headers that declare the functions that are being used. This problem
 affects many, many ports.

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Ticket URL: <https://trac.macports.org/ticket/61564#comment:1>
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