More ip files.

iproute.c was a bear. I think that does me for the day.

Tomorrow, maybe, tcp.c

Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
ipv6.c

Also change a data type name (lower case is the style, which is fine)
and tweak the scripts.

Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>