[MacPorts] #42579: libgit2: build fails on SL while trying to build dependent libgit2-glib

[MacPorts]

#42579: libgit2: build fails on SL while trying to build dependent libgit2-glib
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  Reporter:  devans@…  |      Owner:  juanrgar@…
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.2.1
Resolution:            |   Keywords:  libgit2-glib
      Port:  libgit2   |
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Comment (by devans@…):

 Found the example.  See the attached patch from port gdm that addresses
 the same problem.  Of course, it needs to be adapted to the current
 situation.

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Ticket URL: <https://trac.macports.org/ticket/42579#comment:1>
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