[MacPorts] #71804: Error: mysql8 @8.4.2 requires macOS 10.13 or newer.

[MacPorts]

#71804: Error: mysql8 @8.4.2 requires macOS 10.13 or newer.
-------------------------+--------------------
 Reporter:  ballapete    |      Owner:  (none)
     Type:  defect       |     Status:  new
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:  2.10.5
 Keywords:  leopard ppc  |       Port:  mysql8
-------------------------+--------------------
 When this is already known, while is `MacPorts` blocked for many hours
 trying

 {{{
 The following dependencies will be installed:
  libcbor
  libfido2
  mandoc
  openldap
  protobuf3-cpp
 }}}

 This is completely useless, a waste of time, disk space, and internet
 bandwidth.

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Ticket URL: <https://trac.macports.org/ticket/71804>
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