diff --git a/scheme/xlib/xlib-interfaces.scm b/scheme/xlib/xlib-interfaces.scm
index f300223..82d91e2 100644
--- a/scheme/xlib/xlib-interfaces.scm
+++ b/scheme/xlib/xlib-interfaces.scm
@@ -1,81 +1,3 @@
-;;; A "header" package with all new datatypes
-
-(define-interface xlib-types-interface
-  (export make-display
-	  display?
-	  display-Xdisplay
-	  display-after-function
-	  display-set-after-function!
-	  close-display
-
-	  make-window
-	  destroy-window
-	  window?
-	  drawable?
-	  window-tag
-	  window-set-tag!
-	  window-Xwindow
-	  window-display
-	  drawable-abstraction
-	  drawable-display
-	  drawable-Xobject
-
-	  make-color
-	  color?
-	  color-Xcolor
-	  color-tag
-	  color-set-tag!
-
-	  make-colormap
-	  colormap?
-	  free-colormap
-	  colormap-display
-	  colormap-Xcolormap
-	  colormap-tag
-
-	  make-pixel
-	  pixel?
-	  pixel-Xpixel
-	  pixel-tag
-
-	  make-gcontext
-	  gcontext?
-	  gcontext-display
-	  free-gcontext
-	  gcontext-Xgcontext
-	  gcontext-tag
-	  
-	  ))
-
-(define-structure xlib-types xlib-types-interface
-  (open scsh
-	scheme
-	weak
-	general-tables
-	primitives
-	define-record-types
-	external-calls)
-  (files type/display-type 
-	 type/window-type
-	 type/color-type
-	 type/colormap-type
-	 type/pixel-type
-	 type/gcontext-type))
-
-;;; Basic package
-
-(define-interface xlib-basic-interface
-  (export named-args->alist))
-
-(define-structure xlib-basic xlib-basic-interface
-  (open scsh
-	scheme
-	external-calls)
-  (files stuff))
-
-
-;;; The display structure
-
 (define-interface xlib-display-interface
   (export display?
 	  open-display
@@ -84,6 +6,7 @@
 	  after-function ;; compatibility with Elk, same as above
 	  display-set-after-function! 
 	  set-after-function! ;; compatibility with Elk, same as above
+
 	  display-default-root-window
 	  display-root-window ;; same as above
 	  display-default-colormap
@@ -115,16 +38,8 @@
 	  display-list-pixmap-formats
 	  list-pixmap-formats ;; compatibility with Elk, same as above
 	  synchronize
-
 	  ))
 
-(define-structure xlib-display xlib-display-interface
-  (open scsh
-	scheme
-	external-calls
-	xlib-types
-	xlib-basic)
-  (files display))
 
 (define-interface xlib-window-interface
   (export window?
@@ -192,24 +107,12 @@
 	  raise-window
 	  lower-window
 	  restack-windows
+
 	  query-tree
 	  translate-coordinates
 	  query-pointer
 	  ))
 
-(define-structure xlib-window xlib-window-interface
-  (open scsh
-	scheme
-	external-calls
-	receiving
-	xlib-types
-	xlib-basic
-	xlib-graphics ;; for clear-window
-	)
-  (files window))
-
-;;; the display-interface
-
 (define-interface xlib-drawable-interface
   (export drawable?
 	  drawable-root
@@ -220,34 +123,14 @@
 	  drawable-border-width
 	  drawable-depth))
 
-(define-structure xlib-drawable xlib-drawable-interface
-  (open scsh
-	scheme
-	xlib-types)
-  (files drawable))
-
-;;; the color-interface
-
 (define-interface xlib-color-interface
   (export make-color
 	  color?
 	  color-rgb-values
-	  color-tag     ;;??
-	  color-set-tag!;;??
 	  query-color
 	  query-colors
 	  lookup-color))
 
-(define-structure xlib-color xlib-color-interface
-  (open scsh
-	scheme
-	external-calls
-	xlib-types
-	xlib-basic)
-  (files color))
-
-;;; the colormap-interface
-
 (define-interface xlib-colormap-interface
   (export make-colormap
 	  colormap?
@@ -257,43 +140,14 @@
 	  alloc-named-color
 	  ))
 
-(define-structure xlib-colormap xlib-colormap-interface
-  (open scsh
-	scheme
-	external-calls
-	xlib-types
-	xlib-basic)
-  (files colormap))
-
-;;; the pixel-interface
-
 (define-interface xlib-pixel-interface
-  (open scsh
-	scheme
-	external-calls
-	xlib-types
-	xlib-basic)
-  (files pixel))
-
-(define-structure xlib-pixel xlib-pixel-interface
   (export pixel?
 	  pixel-value
 	  black-pixel
 	  white-pixel
 	  ))
 
-;;; the gcontext-interface
-
 (define-interface xlib-gcontext-interface
-  (open scsh
-	scheme
-	external-calls
-	receiving
-	xlib-types
-	xlib-basic)
-  (files gcontext))
-
-(define-structure xlib-gcontext xlib-gcontext-interface
   (export gcontext?
 	  gcontext-display
 	  create-gcontext
@@ -302,7 +156,7 @@
 
 	  query-best-size
 	  query-best-cursor
-	  query-best-title
+	  query-best-tile
 	  query-best-stipple
 
 	  gcontext-function
@@ -354,4 +208,53 @@
 
 	  set-gcontext-clip-rectangles!
 	  set-gcontext-dashlist!
-	  ))
\ No newline at end of file
+	  ))
+
+
+(define-interface xlib-graphics-interface
+  (export clear-area
+	  copy-area
+	  copy-plane
+	  draw-point
+	  draw-points
+	  draw-line
+	  draw-lines
+	  draw-segments
+	  draw-rectangle
+	  draw-rectangles
+	  fill-rectangle
+	  fill-rectangles
+	  draw-arc
+	  fill-arc
+	  draw-arcs
+	  fill-arcs
+	  fill-polygon))
+
+
+;; pixmap - not done!
+
+(define-interface xlib-pixmap-interface 
+  (export pixmap?
+	  free-pixmap
+	  pixmap-display))
+
+(define-interface xlib-event-interface
+  (export event-ready?
+	  events-pending
+	  next-event
+	  peek-event))
+
+;; all together
+
+(define-interface xlib-interface
+  (compound-interface xlib-display-interface
+		      xlib-pixmap-interface
+		      xlib-window-interface
+		      xlib-drawable-interface
+		      xlib-color-interface
+		      xlib-colormap-interface
+		      xlib-pixel-interface
+		      xlib-gcontext-interface
+		      xlib-graphics-interface
+		      xlib-event-interface
+		      ))
\ No newline at end of file