[MacPorts] #55998: netcdf-fortran: Add clang variants

[MacPorts]

#55998: netcdf-fortran: Add clang variants
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  Reporter:  platipodium     |      Owner:
      Type:  enhancement     |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:
Resolution:                  |   Keywords:
      Port:  netcdf-fortran  |
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Comment (by platipodium):

 Simple fix is to change line 36 in Portfile:

 `compilers.choose    f77 f90 fc cxx`

 but I have no idea about unintended consequences of this. Worksforme
 locally.

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Ticket URL: <https://trac.macports.org/ticket/55998#comment:2>
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