from 'adjustment.128x64x1/Makefile_head', extract:
# executed by:
#    jmc@danton:/media/book/jmc/test_danton/MITgcm/verification/adjustment.128x64x1/build
OPTFILE="/media/book/jmc/test_danton/MITgcm/tools/build_options/linux_amd64_ifort+mpi_loc"