#define MPI_Wait(a, b) SMPI_MPI_Wait(a, b)
#define MPI_Comm_split(a, b, c, d) SMPI_MPI_Comm_split(a, b, c, d)
#define MPI_Wtime() SMPI_MPI_Wtime()
#define MPI_Wait(a, b) SMPI_MPI_Wait(a, b)
#define MPI_Comm_split(a, b, c, d) SMPI_MPI_Comm_split(a, b, c, d)
#define MPI_Wtime() SMPI_MPI_Wtime()