PF_NL_DIRECTION - FreeBSD

Symbol: PF_NL_DIRECTION

lib/libpfctl/libpfctl.c

snl_add_msg_attr_u8(&nw, PF_NL_DIRECTION, k->direction);

sys/netpfil/pf/pf_nl.c

{ .type = PF_NL_DIRECTION, .off = _OUT(direction), .cb = nlattr_get_uint8 },