[MacPorts] #66693: t4k_common fails to build - implicit declaration of function 'u8_mbtouc_unsafe'

[MacPorts]

#66693: t4k_common fails to build - implicit declaration of function
'u8_mbtouc_unsafe'
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  Reporter:  programmingkidx  |      Owner:  (none)
      Type:  defect           |     Status:  new
  Priority:  Normal           |  Milestone:
 Component:  ports            |    Version:
Resolution:                   |   Keywords:
      Port:  t4k_common       |
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Comment (by programmingkidx):

 I noticed this failure on Mac OS 12.3.1 running on an M1 MacBook Air.

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Ticket URL: <https://trac.macports.org/ticket/66693#comment:1>
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