add task fields to socket
create sosplice task queue
implement sotask()
add and del sosplice task
check for so_splice in sotask()
cvs update
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ib to ia6
rename in6_ifaddr ifa6 to ia6
rename in6_ifaddr ifa to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ifa_best to ia6_best
rename in6_ifaddr ifa6 to ia6
rename in6_ifaddr ia to ia6
rename in6_ifaddr ia to ia6