Add initial prototype.

3-mid/opengl/source/opengl-server.ads

@@ -0,0 +1,16 @@
+package openGL.Server
+--
+--  Provides functions to query the GL server.
+--
+is
+
+   type a_Version is
+      record
+         Major   : Integer;
+         Minor   : Integer;
+      end record;
+
+   function Version return a_Version;
+   function Version return String;
+
+end openGL.Server;