This is an old revision of the document!
- Write FreeBSD-Upgrade file
- Remove unneeded files from head/, write FreeBSD-Xlist file
- (?) unifdef ip_compat.h and take control over it
- Adopt John's patch: http://lists.freebsd.org/pipermail/freebsd-net/2012-August/033139.html
- Review all PRs with tag [ipfilter]