tcps_inswcsum
tcpstat_inc(tcps_inswcsum);
tcpstat_inc(tcps_inswcsum);
ASSIGN(tcps_inswcsum);
u_int32_t tcps_inswcsum; /* input software-checksummed pkts */
p(tcps_inswcsum, "\t\t%u packet%s software-checksummed\n");