* {freebsd2,bsdi3}/sys/netinet/tcp_input.c,   kame/sys/netinet6/tcp6_input.c: fix handling of ip/tcp header part   on mbuf.  see entry on Tue Nov 23 07:22:45 JST 1999.
* {freebsd2,bsdi3}/sys/netinet/tcp_input.c,
  kame/sys/netinet6/tcp6_input.c: fix handling of ip/tcp header part
  on mbuf.  see entry on Tue Nov 23 07:22:45 JST 1999.

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame