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configured with ``options FAST_IPSEC''. Kernels with KAME IPsec or with no IPsec should work as before. All calls to ip_output() now always pass an additional compulsory argument: the inpcb associated with the packet being sent, or 0 if no inpcb is available. Fast-ipsec tested with ICMP or UDP over ESP. TCP doesn't work, yet.
In case you were wondering why this code is still present: The ISO (or OSI) stack is still in use by many router vendors (e.g., using IS-IS the OSI equivalent of OSPF, to carry IP routes). Chris. chopps@netbsd.org