Running make
ftn -I/apps/prod/netcdf/3.6.3/intel/19.1.3.304/include preproc_cpl_ds_latlon_sm.F90 -convert big_endian -o preproc_cpl_ds_latlon_sm.exe -L/apps/prod/netcdf/3.6.3/intel/19.1.3.304/lib -lnetcdf -L/apps/prod/netcdf/3.6.3/intel/19.1.3.304/lib -lnetcdf  /apps/spack/zlib/1.2.11/intel/19.1.3.304/hjotqkckeoyt6j6tibalwzrlfljcjtdh/lib/libz.a
ftn -I/apps/prod/netcdf/3.6.3/intel/19.1.3.304/include preproc_parent_outer_nest_lats_lons_netcdf.F90 -convert big_endian -o preproc_parent_outer_nest_lats_lons_netcdf.exe -L/apps/prod/netcdf/3.6.3/intel/19.1.3.304/lib -lnetcdf -L/apps/prod/netcdf/3.6.3/intel/19.1.3.304/lib -lnetcdf  /apps/spack/zlib/1.2.11/intel/19.1.3.304/hjotqkckeoyt6j6tibalwzrlfljcjtdh/lib/libz.a

Compilation finished successfully.