Function mpi::ffi::MPI_Ssend_init

pub unsafe extern fn MPI_Ssend_init(buf: *const c_void,
                                    count: c_int,
                                    datatype: MPI_Datatype,
                                    dest: c_int,
                                    tag: c_int,
                                    comm: MPI_Comm,
                                    request: *mut MPI_Request)
                                    -> c_int