SYNTAX
------

C Syntax
^^^^^^^^

.. code-block:: c

    int MPI_Win_get_attr(MPI_Win win, int win_keyval, void*
        attribute_val, int* flag)

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

.. code-block:: fortran

    USE MPI
    ! or the older form: INCLUDE 'mpif.h'
    MPI_WIN_GET_ATTR(WIN, WIN_KEYVAL, ATTRIBUTE_VAL, FLAG, IERROR)
    	INTEGER WIN, WIN_KEYVAL, IERROR
    	INTEGER(KIND=MPI_ADDRESS_KIND) ATTRIBUTE_VAL
    	LOGICAL FLAG

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

.. code-block:: fortran

    USE mpi_f08
    MPI_Win_get_attr(win, win_keyval, attribute_val, flag, ierror)
    	TYPE(MPI_Win), INTENT(IN) :: win
    	INTEGER, INTENT(IN) :: win_keyval
    	INTEGER(KIND=MPI_ADDRESS_KIND), INTENT(OUT) :: attribute_val
    	LOGICAL, INTENT(OUT) :: flag
    	INTEGER, OPTIONAL, INTENT(OUT) :: ierror
