PF_ST_KEY_STACK - FreeBSD

Symbol: PF_ST_KEY_STACK

lib/libpfctl/libpfctl.c

{ .type = PF_ST_KEY_STACK, .off = _OUT(key[1]), .arg = &skey_parser, .cb = snl_attr_get_nested },

sys/netpfil/pf/pf_nl.c

if (!dump_state_key(nw, PF_ST_KEY_STACK, key))