[MacPorts] #61663: procmail @3.22: error: implicit declaration of function 'killchildren' is invalid in C99 (was: port install procmail fails with invalid implicit declaration on Big Sur)

[MacPorts]

#61663: procmail @3.22: error: implicit declaration of function 'killchildren' is
invalid in C99
-----------------------+-----------------------------
  Reporter:  pwosel    |      Owner:  (none)
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  ports     |    Version:  2.6.4
Resolution:            |   Keywords:  bigsur catalina
      Port:  procmail  |
-----------------------+-----------------------------
Changes (by ryandesign):

 * keywords:  procmail big sur C99 => bigsur catalina
 * port:   => procmail


Comment:

 The well-known Xcode 12 issue.

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Ticket URL: <https://trac.macports.org/ticket/61663#comment:2>
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