m_copyback
m_copyback(m, wrap, total_len - wrap,
m_copyback(data->m, 0, uc->uc_rx_stat_len,
m_copyback(data->m, uc->uc_rx_off, min_len, buf);
m_copyback(map->mbuf, offset, length,
void m_copyback(struct mbuf *m0, int off, int len, c_caddr_t cp);