[MacPorts] #63128: tcl @8.6.11 implicit-function-declaration warning

[MacPorts]

#63128: tcl @8.6.11  implicit-function-declaration warning
-------------------------+--------------------
 Reporter:  snarkhunter  |      Owner:  (none)
     Type:  defect       |     Status:  new
 Priority:  Normal       |  Milestone:
Component:  ports        |    Version:  2.7.1
 Keywords:               |       Port:  tcl
-------------------------+--------------------
 Installing tcl raises this message:

 {{{
 Warning: Configuration logfiles contain indications of -Wimplicit-
 function-declaration; check that features were not accidentally disabled:
   readdir64: found in tcl8.6.11/unix/config.log
   rewinddir64: found in tcl8.6.11/unix/config.log
   closedir64: found in tcl8.6.11/unix/config.log
 }}}

 Using 10.15.7, Xcode 12.4

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Ticket URL: <https://trac.macports.org/ticket/63128>
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