pflow_v10_header
#define PFLOW_IPFIX_HDRLEN sizeof(struct pflow_v10_header)
struct pflow_v10_header *h10;
M_PREPEND(m, sizeof(struct pflow_v10_header), M_NOWAIT);
h10 = mtod(m, struct pflow_v10_header *);
struct pflow_v10_header *h10;
M_PREPEND(m, sizeof(struct pflow_v10_header), M_NOWAIT);
h10 = mtod(m, struct pflow_v10_header *);
pflow_calc_mtu(sc, mtu, sizeof(struct pflow_v10_header));