m_dup_pkthdr
if (m_dup_pkthdr(m, m0, how) == 0) {
int m_dup_pkthdr(struct mbuf *to, const struct mbuf *from, int how);
if (m_dup_pkthdr(m_final, m0, how) == 0)
if (m_dup_pkthdr(m_first, m0, how) == 0)
if (!m_dup_pkthdr(n, m, wait))
if (!m_dup_pkthdr(n, m, how))
if (!m_dup_pkthdr(n, m, how)) {
if (copyhdr && !m_dup_pkthdr(n, m, wait)) {
if (m_dup_pkthdr(m, m0, wait) != 0)
return !m_dup_pkthdr(to, from, how);
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))
if (m_dup_pkthdr(n0, m0, M_DONTWAIT))