C FORTRAN Action
-------------------------------------------------------------------------
-------------------------------------------------------------------------
bufid = pvm_initsend call pvmfinitsend clears default send buffer
and specifies message encoding
-------------------------------------------------------------------------
info = pvm_pk* call pvmfpack pack the active message
buffer with arrays of
prescribed data type
-------------------------------------------------------------------------
info = pvm_upk* call pvmfunpack unpacks the active message
buffer into arrays of
prescribed data type
-------------------------------------------------------------------------
info = pvm_send call pvmfsend send the data in the active
message buffer
-------------------------------------------------------------------------
bufid = pvm_recv call pvmfrecv receives a message
-------------------------------------------------------------------------