[MacPorts] #74336: OpenBLAS fails to build on 10.13 High Sierra

[MacPorts]

#74336: OpenBLAS fails to build on 10.13 High Sierra
-------------------------------+----------------------
 Reporter:  JohnFHall          |      Owner:  (none)
     Type:  defect             |     Status:  assigned
 Priority:  Normal             |  Milestone:
Component:  ports              |    Version:  2.12.5
 Keywords:  highsierra X86_64  |       Port:  openBLAS
-------------------------------+----------------------
 :info:build /opt/local/bin/cmake -E cmake_link_script
 CMakeFiles/openblas_shared.dir/link.txt --verbose=ON
 :info:build collect2: fatal error: posix_spawnp: Argument list too long
 :info:build compilation terminated.

 See attached main.log

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Ticket URL: <https://trac.macports.org/ticket/74336>
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