docs: dependencies: Split the list of dependencies

External and non-external

diff --git a/docs/reference/gtk/building.sgml b/docs/reference/gtk/building.sgml
index 4f1c823330cc01d186db31ff56756659c68135d5..c2b265b822f1d7b8e4acf9d1e2cd13de12414f72 100644 (file)
--- a/docs/reference/gtk/building.sgml
+++ b/docs/reference/gtk/building.sgml
@@ -205,6 +205,9 @@ How to compile GTK+ itself
           language bindings.
         </para>
       </listitem>
+    </itemizedlist>
+    <itemizedlist>
+      <title>External dependencies</title>
       <listitem>
         <para>
           The <ulink url="http://www.gnu.org/software/libiconv/">GNU