tcp_sack_block_wire  292 net/ipv4/netfilter/nf_nat_helper.c 		struct tcp_sack_block_wire *sack;
tcp_sack_block_wire 1445 net/ipv4/tcp_input.c 	struct tcp_sack_block_wire *sp_wire = (struct tcp_sack_block_wire *)(ptr+2);