[MacPorts] #62520: avrdude @6.3: won't build on 11.2.3

[MacPorts]

#62520: avrdude @6.3: won't build on 11.2.3
-------------------------------+----------------------
 Reporter:  InvisibleFunction  |      Owner:  g5pw
     Type:  defect             |     Status:  assigned
 Priority:  Normal             |  Milestone:
Component:  ports              |    Version:  2.6.4
 Keywords:                     |       Port:  avrdude
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 I just upgraded to Big Sur and avrdude won't seem to build.

 the build appears to error out at:

 {{{:info:build Undefined symbols for architecture x86_64}}}

 main.log attached

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Ticket URL: <https://trac.macports.org/ticket/62520>
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