[MacPorts] #61464: php: modules fail to build with undefined symbols

[MacPorts]

#61464: php: modules fail to build with undefined symbols
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  Reporter:  andy-yx-chen  |      Owner:  ryandesign
      Type:  defect        |     Status:  accepted
  Priority:  Normal        |  Milestone:
 Component:  ports         |    Version:  2.6.4
Resolution:                |   Keywords:  bigsur
      Port:  php           |
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Comment (by kirmorozov):

 How good would be a patch for build/libtool.m4 ?

 I'm going to open PR for 7.3 and 7.4, 7.2 goes out of support at the end
 of month.

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Ticket URL: <https://trac.macports.org/ticket/61464#comment:20>
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