/*D
   MPI_Type_delete_attr - Deletes an attribute value associated with a key on a datatype

Synopsis:
.vb
int MPI_Type_delete_attr(MPI_Datatype datatype, int type_keyval)
.ve

Input Parameters:
+ datatype - datatype from which the attribute is deleted (handle)
- type_keyval - key value (integer)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_KEYVAL
.N MPI_ERR_TYPE
.N MPI_ERR_OTHER

D*/

