tcps_outhwcsum   5079 net/pf.c       			tcpstat.tcps_outhwcsum++;
tcps_outhwcsum    734 netinet/ip_output.c 			tcpstat.tcps_outhwcsum++;
tcps_outhwcsum    436 netinet/tcp_var.h 	u_int32_t tcps_outhwcsum;	/* output hardware-checksummed packets */