and local variables, goto labels, and functions declared but not defined.

use tradictional decls.  tabify.  remove bogus #defines.  prototypes.

I'll polish the code later on.

to PF_ROUTE) from NRL's IPv6 distribution, heavily modified by me for
better source layout, formatting, and textual conventions.  I am told
that this code is no longer under active development, but it's a useful
hack for those interested in doing work on network security, key management,
etc.  This code has only been tested twice, so it should be considered
highly experimental.

Obtained from: ftp.ripe.net