This file (formatted in PERL) contains, as we previously saw, all the information the install process needs to install Linux-mandrake on a particular machine. It is, roughly speaking, made of a hash tree, containing keys and their corresponding values, each one on one side of the ``=>'' sign. Note that a value may be itself a hash, or a list of values.
Let's analyse each section of the file, corresponding to the first level of the tree: