pfsync_header
#define PFSYNC_HDRLEN sizeof(struct pfsync_header)
PULLUP_TO(hlen, ulp, struct pfsync_header);
struct pfsync_header *ph;
ph = (struct pfsync_header *)((char *)ip6 + offset);
sizeof(struct pfsync_header) + \
struct pfsync_header *ph;
ph = (struct pfsync_header *)(m->m_data + offset);
ifp->if_hdrlen = sizeof(struct pfsync_header);
struct pfsync_header *ph;
ph = (struct pfsync_header *)((char *)ip + offset);