+#define MPI_Wtime() SMPI_MPI_Wtime()
+#define MPI_Reduce( a, b, c, d, e, f, g) SMPI_MPI_Reduce( a, b, c, d, e, f, g)
+#define MPI_Allreduce( a, b, c, d, e, f) SMPI_MPI_Allreduce( a, b, c, d, e, f)
+#define MPI_Scatter( a, b, c, d, e, f, g, h ) SMPI_MPI_Scatter( a, b, c, d, e, f, g, h)