reduce           2802 ompi/mpi/java/java/Comm.java 	public final void reduce(Object sendbuf, Object recvbuf, int count,
reduce           2844 ompi/mpi/java/java/Comm.java 	public final void reduce(Object buf, int count, Datatype type, Op op, int root)
reduce           2862 ompi/mpi/java/java/Comm.java 	private native void reduce(