make[3]: Circular /store/CHECK/2004-02-22-03-18/linux-2.4.25-alpha/include/linux/netfilter_ipv4/ip_conntrack_helper.h <- /store/CHECK/2004-02-22-03-18/linux-2.4.25-alpha/include/linux/netfilter_ipv4/ip_conntrack.h dependency dropped.