SYNTAX
------

C Syntax
^^^^^^^^

.. code-block:: c

    int MPI_Comm_compare(MPI_Comm comm1, MPI_Comm comm2, int* result)

Fortran Syntax
^^^^^^^^^^^^^^

.. code-block:: fortran

    USE MPI
    ! or the older form: INCLUDE 'mpif.h'
    MPI_COMM_COMPARE(COMM1, COMM2, RESULT, IERROR)
    	INTEGER COMM1, COMM2, RESULT, IERROR

Fortran 2008 Syntax
^^^^^^^^^^^^^^^^^^^

.. code-block:: fortran

    USE mpi_f08
    MPI_Comm_compare(comm1, comm2, result, ierror)
    	TYPE(MPI_Comm), INTENT(IN) :: comm1, comm2
    	INTEGER, INTENT(OUT) :: result
    	INTEGER, OPTIONAL, INTENT(OUT) :: ierror
