pppx_hdr
struct pppx_hdr *th;
th = mtod(top, struct pppx_hdr *);
m_adj(top, sizeof(struct pppx_hdr));
struct pppx_hdr *th;
M_PREPEND(m, sizeof(struct pppx_hdr), M_DONTWAIT);
th = mtod(m, struct pppx_hdr *);
npppd_iface_network_input_ipv4(npppd_iface *_this, struct pppx_hdr *pppx,
struct pppx_hdr *pppx = NULL;
if (lpktp < sizeof(struct pppx_hdr)) {
pppx = (struct pppx_hdr *)pktp;
pktp += sizeof(struct pppx_hdr);
lpktp -= sizeof(struct pppx_hdr);
struct pppx_hdr pppx;
static void npppd_iface_network_input_ipv4(npppd_iface *, struct pppx_hdr *,