Add a missing space before R-HIWA to align the table header with the table contents.
The output without this patch:
tuexen@head:~/freebsd-src/usr.bin/netstat % netstat -nxptcp Active Internet connections Proto Recv-Q Send-Q Local Address Foreign Address R-HIWA S-HIWA R-LOWA S-LOWA R-BCNT S-BCNT R-BMAX S-BMAX rexmt persist keep 2msl delack rcvtime tcp4 0 0 192.168.1.78.22 192.168.1.199.50790 65700 33580 1 2048 0 0 525600 268640 0.00 0.00 7011.37 0.00 0.00 56.68 tcp4 0 0 192.168.1.78.22 192.168.1.199.50789 65700 33580 1 2048 0 0 525600 268640 0.00 0.00 6996.39 0.00 0.00 0.00
The output with this patch:
tuexen@head:~/freebsd-src/usr.bin/netstat % netstat -nxptcp Active Internet connections Proto Recv-Q Send-Q Local Address Foreign Address R-HIWA S-HIWA R-LOWA S-LOWA R-BCNT S-BCNT R-BMAX S-BMAX rexmt persist keep 2msl delack rcvtime tcp4 0 0 192.168.1.78.22 192.168.1.199.50790 65700 33580 1 2048 0 0 525600 268640 0.00 0.00 7005.94 0.00 0.00 2.16 tcp4 0 0 192.168.1.78.22 192.168.1.199.50789 65700 33580 1 2048 0 0 525600 268640 0.00 0.00 6990.96 0.00 0.00 0.00