-cd $mnt/fs/etc/apt/
-rm -rf apt.conf sources.list
-ln -s /usr/local.schroot/config/apt/conf.d/10sbuild apt.conf.d/
-ln -s /usr/local.schroot/config/apt/conf.d/90local apt.conf.d/
-ln -s /usr/local.schroot/config/apt/sources.$d sources.list
+## Install the `apt' configuration.
+rm -rf $mnt/fs/etc/apt/apt.conf $mnt/fs/etc/apt/sources.list
+for c in $LOCAL/etc/apt/apt.conf.d/*; do
+ ln -s /usr/local.schroot/${c#$LOCAL/} $mnt/fs/etc/apt/apt.conf.d/
+done
+ln -s /usr/local.schroot/etc/apt/sources.$d $mnt/fs/etc/apt/sources.list