Symbol: PF_SN_EXPIRE
lib/libpfctl/libpfctl.c
3408
{ .type = PF_SN_EXPIRE, .off = _OUT(expire), .cb = snl_attr_get_uint64 },
sys/netpfil/pf/pf_nl.c
1798
nlattr_add_u64(nw, PF_SN_EXPIRE, n->expire - secs);
sys/netpfil/pf/pf_nl.c
1800
nlattr_add_u64(nw, PF_SN_EXPIRE, 0);