* gnu/packages/aux-files/linux-libre/4.19-arm.conf,
gnu/packages/aux-files/linux-libre/4.19-arm64.conf,
gnu/packages/aux-files/linux-libre/4.19-i686.conf,
gnu/packages/aux-files/linux-libre/4.19-x86_64.conf,
gnu/packages/aux-files/linux-libre/5.2-arm.conf,
gnu/packages/aux-files/linux-libre/5.2-arm64.conf,
gnu/packages/aux-files/linux-libre/5.2-i686.conf,
gnu/packages/aux-files/linux-libre/5.2-x86_64.conf: Set CONFIG_NF_TABLES_INET,
CONFIG_NF_TABLES_NETDEV, CONFIG_NF_TABLES_IPV4, CONFIG_NF_TABLES_IPV6 and
CONFIG_NF_TABLES_BRIDGE to 'y', and related options to 'm'.