M_PREPEND
M_PREPEND(m, sizeof(struct statusblock), M_NOWAIT);
M_PREPEND(m, sizeof(*hdr), M_NOWAIT);
M_PREPEND(m, sizeof(*hdr), M_NOWAIT);
M_PREPEND(m, ETHER_ALIGN, M_NOWAIT);
M_PREPEND(m, 2*sizeof(uint32_t), M_NOWAIT);
M_PREPEND(m0, space, M_NOWAIT);
M_PREPEND(m0, space, M_NOWAIT);
M_PREPEND(m, ETHER_VLAN_ENCAP_LEN, M_NOWAIT);
M_PREPEND(m0, sizeof(struct tsec_tx_fcb), M_NOWAIT);
M_PREPEND(m, sizeof(struct wg_pkt_data), M_NOWAIT);
M_PREPEND(m, ETHER_HDR_LEN, M_NOWAIT);
M_PREPEND(m, ETHER_HDR_LEN, M_NOWAIT);
M_PREPEND(m, data->hdrlen, M_NOWAIT);
M_PREPEND(control, sizeof(*cm), M_WAITOK);
M_PREPEND(m, 16 + blen, M_WAITOK);
M_PREPEND(m, 16, M_WAITOK);
M_PREPEND(m, ETHER_HDR_LEN, M_NOWAIT);
M_PREPEND(m, sizeof(*udp), M_NOWAIT);
M_PREPEND(m, sizeof(*ip), M_NOWAIT);
M_PREPEND(*mp, sizeof(struct llc), M_NOWAIT);
M_PREPEND(*mp, ETHER_HDR_LEN, M_NOWAIT);
M_PREPEND(mcur, sizeof(struct llc), M_NOWAIT);
M_PREPEND(mcur, ETHER_HDR_LEN, M_NOWAIT);
M_PREPEND(m, ETHER_VLAN_ENCAP_LEN, M_NOWAIT);
M_PREPEND(m, hlen, M_NOWAIT);
M_PREPEND(m, sizeof(uint32_t), M_NOWAIT);
M_PREPEND(m, 2*sizeof(uint32_t), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip) + sizeof(struct geneveudphdr), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip6_hdr) + sizeof(struct geneveudphdr), M_NOWAIT);
M_PREPEND(m, sizeof(struct etherip_header), M_NOWAIT);
M_PREPEND(m, sc->gre_hlen, M_NOWAIT);
M_PREPEND(m, hlen, M_NOWAIT);
M_PREPEND(m, hlen, M_NOWAIT);
M_PREPEND(m, ovpn_hdr_len, M_NOWAIT);
M_PREPEND(m, sizeof(struct udphdr), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip6_hdr), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip), M_NOWAIT);
M_PREPEND(m0, dst->sa_len, M_NOWAIT);
M_PREPEND(m0, 4, M_NOWAIT);
M_PREPEND(m, sizeof(struct ip) + sizeof(struct vxlanudphdr),
M_PREPEND(m, sizeof(struct ip6_hdr) + sizeof(struct vxlanudphdr),
M_PREPEND(m, ccmp_get_header_len(k), IEEE80211_M_NOWAIT);
M_PREPEND(m, gcmp_get_header_len(k), IEEE80211_M_NOWAIT);
M_PREPEND(m, tkip.ic_header, IEEE80211_M_NOWAIT);
M_PREPEND(m, wep.ic_header, IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, hdrlen, IEEE80211_M_NOWAIT);
M_PREPEND(m, hdrspace + meshhdrsize, IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ieee80211_frame), IEEE80211_M_NOWAIT);
M_PREPEND(m, sizeof(struct ether_header), IEEE80211_M_NOWAIT);
M_PREPEND(m1, sizeof(uint32_t)+2, IEEE80211_M_NOWAIT);
M_PREPEND(m1, sizeof(struct llc), IEEE80211_M_NOWAIT);
M_PREPEND(m, size, M_NOWAIT);
M_PREPEND(con->rx_pkt, sizeof(uint16_t), M_NOWAIT);
M_PREPEND(m, sizeof(*hdr), M_NOWAIT);
M_PREPEND(m, sizeof(*hdr), M_NOWAIT);
M_PREPEND(m, 1, M_NOWAIT); /* Prepend IP NLPID */
M_PREPEND(m, CISCO_HEADER_LEN, M_NOWAIT);
M_PREPEND(m, alen, M_NOWAIT);
M_PREPEND(m, sizeof (tmp_af), M_NOWAIT);
M_PREPEND(m, sizeof (iffam->family), M_NOWAIT);
M_PREPEND(m, sizeof(sa_family_t), M_NOWAIT);
M_PREPEND(m, 6
M_PREPEND(m, 10, M_NOWAIT); /* - 2 + 12 = 10 */
M_PREPEND(m, 2, M_NOWAIT);
M_PREPEND(m, MPPC_HDRLEN, M_NOWAIT);
M_PREPEND(m, len, M_NOWAIT);
M_PREPEND(m, sizeof(*wh), M_NOWAIT);
M_PREPEND(m, grelen, M_NOWAIT);
M_PREPEND(m, 2, M_NOWAIT); /* Prepend PPP NLPID */
M_PREPEND(m, 2, M_NOWAIT); /* Prepend IP NLPID */
M_PREPEND(m, 8, M_NOWAIT);
M_PREPEND(m, 2, M_NOWAIT); /* Prepend IP ethertype */
M_PREPEND(m, 8, M_NOWAIT); /* Prepend NLPID, OUI, PID */
M_PREPEND(m, ETHER_VLAN_ENCAP_LEN, M_NOWAIT);
M_PREPEND(m, hdrlen, M_NOWAIT);
M_PREPEND(m, sizeof(struct ip), M_NOWAIT);
M_PREPEND(m, sizeof(struct ip), M_NOWAIT);
#define SCTP_BUF_PREPEND M_PREPEND
M_PREPEND(m, sizeof(struct udpiphdr) + max_linkhdr, M_NOWAIT);
M_PREPEND(m, preplen, M_NOWAIT); /* FIB is also copied over. */
M_PREPEND(m, sizeof(struct ip6_hdr), M_NOWAIT);
M_PREPEND(m, sizeof(*ip6), M_NOWAIT);
M_PREPEND(m, hlen + sizeof(struct udphdr) + max_linkhdr, M_NOWAIT);
M_PREPEND(m, l, M_NOWAIT);
M_PREPEND(m, l, M_NOWAIT);
M_PREPEND(m, l, M_NOWAIT);
M_PREPEND(m, sizeof(struct sadb_msg), M_NOWAIT);
M_PREPEND(m, hlen, M_NOWAIT);
M_PREPEND(m, hlen, M_NOWAIT);
M_PREPEND(pd->m, hlen, M_NOWAIT);
M_PREPEND(n, hlen, M_NOWAIT);
M_PREPEND(m, sizeof(struct pflow_v10_header), M_NOWAIT);
M_PREPEND(m, sizeof(struct pflow_v10_header), M_NOWAIT);
M_PREPEND(m0, 4, M_WAITOK);
M_PREPEND(mb, sizeof(struct ipoib_pseudoheader), M_NOWAIT);
M_PREPEND(m, SDP_HEAD_SIZE, M_WAITOK);
M_PREPEND(mreq, sizeof(uint32_t), M_WAITOK);
M_PREPEND(mreq, sizeof(uint32_t), M_WAITOK);
M_PREPEND(m, sizeof(uint32_t), M_WAITOK);
M_PREPEND(mrep, sizeof(uint32_t), M_WAITOK);
M_PREPEND(mrep, sizeof(uint32_t), M_WAITOK);