Function mpi::ffi::PMPI_Ssend_init

pub unsafe extern fn PMPI_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