K 10 svn:author V 3 rrs K 8 svn:date V 27 2016-05-17T09:53:22.016117Z K 7 svn:log V 445 This small change adopts the excellent suggestion for using named structures in the add of a new tcp-stack that came in late to me via email after the last commit. It also makes it so that a new stack may optionally get a callback during a retransmit timeout. This allows the new stack to clear specific state (think sack scoreboards or other such structures). Sponsored by: Netflix Inc. Differential Revision: http://reviews.freebsd.org/D6303 END