/*D
   MPIX_Irecv_enqueue - Enqueue a nonblocking receive operation to a GPU stream that is associated with the local stream

Synopsis:
.vb
int MPIX_Irecv_enqueue(void *buf, int count, MPI_Datatype datatype, int source,
                       int tag, MPI_Comm comm, MPI_Request *request)
.ve
.vb
int MPIX_Irecv_enqueue_c(void *buf, MPI_Count count, MPI_Datatype datatype,
                         int source, int tag, MPI_Comm comm,
                         MPI_Request *request)
.ve

Input Parameters:
+ count - number of elements in receive buffer (non-negative integer)
. datatype - datatype of each receive buffer element (handle)
. source - rank of source or MPI_ANY_SOURCE (integer)
. tag - message tag or MPI_ANY_TAG (integer)
- comm - communicator (handle)

Output Parameters:
+ buf - initial address of receive buffer (choice)
- request - communication request (handle)

.N ThreadSafe

.N Fortran

.N Errors
.N MPI_SUCCESS
.N MPI_ERR_ARG
.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*/

