Note that these makefiles are strongly dependent on how
the MPI library is installed. The name of executable is mdp
make mpi
Calls Makefile.mpi . This can be used at ``standard'' MPI
installation which uses mpif77 script to call the correct Fortran
compiler and link MPI-libraries.
make t3e
Used for Cray T3E with MPI
make sp2
Used for IBM SP2 parallel machine