The problem is: | : ${FAI_RAMDISKS:="$target/var/lib/dpkg"}
:= sets the variable if it is unset _or empty_. So just defining FAI_RAMDISKS="" does not work. The definition of this variable needs to be moved up one tool into fai itself, so it can provide an empty value. Bastian -- The sooner our happiness together begins, the longer it will last. -- Miramanee, "The Paradise Syndrome", stardate 4842.6