MFC r259886:

 Bite the bullet and start removing the first compile time warnings
 by removing unsued file local functions and then unused callees.
 A lot more warnings to resolve but someone had to break the ice.

 X-Comment:	I am not the new maintainer; chime in, it's ours.
MFC r261525:

 Print the MD5 signature information introduced in r221023 (head) in the
 TCP statistics output.