ip_set_netmask6 48 include/linux/netfilter/ipset/pfxlen.h ip->ip6[0] &= ip_set_netmask6(prefix)[0]; ip_set_netmask6 49 include/linux/netfilter/ipset/pfxlen.h ip->ip6[1] &= ip_set_netmask6(prefix)[1]; ip_set_netmask6 50 include/linux/netfilter/ipset/pfxlen.h ip->ip6[2] &= ip_set_netmask6(prefix)[2]; ip_set_netmask6 51 include/linux/netfilter/ipset/pfxlen.h ip->ip6[3] &= ip_set_netmask6(prefix)[3];