+ env.set('MPI_INCLUDE_DIR', os.path.join(prereq_dir, 'include'))
+ env.set('MPI_C_COMPILER', os.path.join(prereq_dir, 'bin', 'mpicc'))
+ env.set('MPI_CXX_COMPILER', os.path.join(prereq_dir, 'bin', 'mpicxx'))
+ env.set('MPI_Fortran_COMPILER', os.path.join(prereq_dir, 'bin', 'mpifort'))
+ env.set('MPIEXEC_EXECUTABLE', os.path.join(prereq_dir, 'bin', 'mpiexec'))