Remove unused KernInter stuff.
Merge http://mail-index.netbsd.org/source-changes/2014/01/11/msg050699.html

RCS Id update.
Actually remove all references to obsolete stinger.h.
Merge http://mail-index.netbsd.org/source-changes/2014/01/11/msg050700.html

RCS Id update.
Misc KNF and cosmetics.
Merge http://mail-index.netbsd.org/source-changes/2014/01/11/msg050701.html

Sync RCS Id.
Remove unused declarations.
Merge http://mail-index.netbsd.org/source-changes/2014/01/11/msg050704.html

RCS Id update.