* freebsd3: INET6 and IPSEC* defines are moved from opt_inet.h to   opt_inet6.h and opt_ipsec.h
* freebsd3: INET6 and IPSEC* defines are moved from opt_inet.h to
  opt_inet6.h and opt_ipsec.h

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