/*D
   MPIX_Send_enqueue - Enqueue a send operation to a GPU stream that is associated with the local stream

Synopsis:
.vb
int MPIX_Send_enqueue(const void *buf, int count, MPI_Datatype datatype,
                      int dest, int tag, MPI_Comm comm)
.ve
.vb
int MPIX_Send_enqueue_c(const void *buf, MPI_Count count, MPI_Datatype datatype,
                        int dest, int tag, MPI_Comm comm)
.ve

Input Parameters:
+ buf - initial address of send buffer (choice)
. count - number of elements in send buffer (non-negative integer)
. datatype - datatype of each send buffer element (handle)
. dest - rank of destination (integer)
. tag - message tag (integer)
- comm - communicator (handle)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_BUFFER
.N MPI_ERR_COMM
.N MPI_ERR_COUNT
.N MPI_ERR_RANK
.N MPI_ERR_TAG
.N MPI_ERR_TYPE
.N MPI_ERR_OTHER

D*/

