+ <para>Each configuration file shall be named in the
+ style of <filename><program>.conf</filename>.
+ Files in <filename>/etc/</filename> override files
+ with the same name in <filename>/usr/lib/</filename>
+ and <filename>/run/</filename>. Files in
+ <filename>/run/</filename> override files with the
+ same name in <filename>/usr/lib/</filename>. Packages
+ should install their configuration files in
+ <filename>/usr/lib/</filename>, files in
+ <filename>/etc/</filename> are reserved for the local
+ administrator, who may use this logic to override the
+ configuration files installed from vendor
+ packages. All files are sorted by their filename in
+ alphabetical order, regardless in which of the
+ directories they reside, to guarantee that a specific
+ configuration file takes precedence over another file
+ with an alphabetically later name.</para>
+
+ <para>If the administrator wants to disable a
+ configuration file supplied by the vendor the
+ recommended way is to place a symlink to
+ <filename>/dev/null</filename> in
+ <filename>/etc/binfmt.d/</filename> bearing the
+ same file name.</para>