+void mpi_get_processor_name__(char *name, int *resultlen, int* ierr);
+void mpi_test__ (int * request, int *flag, MPI_Status * status, int* ierr);
+void mpi_get_count__(MPI_Status * status, int* datatype, int *count, int* ierr);
+void mpi_type_extent__(int* datatype, MPI_Aint * extent, int* ierr);
+void mpi_type_lb__(int* datatype, MPI_Aint * extent, int* ierr);
+void mpi_type_ub__(int* datatype, MPI_Aint * extent, int* ierr);
+void mpi_sendrecv__(void* sendbuf, int* sendcount, int* sendtype, int* dst,
+ int* sendtag, void *recvbuf, int* recvcount,
+ int* recvtype, int* src, int* recvtag,
+ int* comm, MPI_Status* status, int* ierr);
+