Function mpi::ffi::MPI_Sendrecv_replace

pub unsafe extern fn MPI_Sendrecv_replace(buf: *mut c_void,
                                          count: c_int,
                                          datatype: MPI_Datatype,
                                          dest: c_int,
                                          sendtag: c_int,
                                          source: c_int,
                                          recvtag: c_int,
                                          comm: MPI_Comm,
                                          status: *mut MPI_Status)
                                          -> c_int