SYNTAX
------

C Syntax
^^^^^^^^

.. code-block:: c

    int MPI_Info_get_valuelen(MPI_Info info, const char* key, int*
        valuelen, int* flag)

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

.. code-block:: fortran

    USE MPI
    ! or the older form: INCLUDE 'mpif.h'
    MPI_INFO_GET_VALUELEN(INFO, KEY, VALUELEN, FLAG, IERROR)
    	INTEGER INFO, VALUELEN, IERROR
    	CHARACTER*(*) KEY
    	LOGICAL FLAG

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

.. code-block:: fortran

    USE mpi_f08
    MPI_Info_get_valuelen(info, key, valuelen, flag, ierror)
    	TYPE(MPI_Info), INTENT(IN) :: info
    	CHARACTER(LEN=*), INTENT(IN) :: key
    	INTEGER, INTENT(OUT) :: valuelen
    	LOGICAL, INTENT(OUT) :: flag
    	INTEGER, OPTIONAL, INTENT(OUT) :: ierror
