/*D
   MPI_Type_get_value_index - returns a handle to a predefined datatype suitable for the use with MPI_MINLOC and MPI_MAXLOC if such a predefined type exists

Synopsis:
.vb
int MPI_Type_get_value_index(MPI_Datatype value_type, MPI_Datatype index_type,
                             MPI_Datatype *pair_type)
.ve

Input Parameters:
+ value_type - datatype of the value in pair (handle)
- index_type - datatype of the index in pair (handle)

Output Parameters:
. pair_type - datatype of the value-index pair (handle)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.N MPI_ERR_TYPE
.N MPI_ERR_OTHER

D*/

