program fnodeA
c
c       Include C type header file.
c
      implicit none

#include "fpvm3.h"

c
c       Variables:
c
      integer pid, hpid, error
      integer N
c
c	Register process in PVM.
c	And get host process PID.
c
      call pvmfserror(1,error)
      call pvmfmytid(pid)
      call pvmfparent(hpid)
      write(6,'('' Node '',i12,'' : Alive'')')pid
c
c	Wait for message from host containing N and unpack.
c
      call pvmfrecv(hpid,1,error)
      call pvmfunpack(INTEGER4,N,1,1,error)
      write(6,'('' Node '',i12,'' : Received'',i20)')pid,N
c
c	Do Work.
c      
      N = N + 2
c
c	Pack answer and reply to host with new value for N.
c
      call pvmfinitsend(PVMDEFAULT,error)
      call pvmfpack(INTEGER4,N,1,1,error)
      call pvmfsend(hpid,2,error)
      write(6,'('' Node '',i12,'' : Result sent '')')pid
c
c	Terminate PVM Process.
c
      write(6,'('' Node '',i12,'' : Terminating '')')pid
      call pvmfexit(error)
      stop
      end
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