diff -Naur ocamlgraph-1.1-orig/Makefile.in ocamlgraph-1.1-ptch/Makefile.in
--- ocamlgraph-1.1-orig/Makefile.in	2009-06-23 13:05:21.000000000 +0000
+++ ocamlgraph-1.1-ptch/Makefile.in	2009-07-16 17:01:38.000000000 +0000
@@ -147,6 +147,7 @@
 VIEWER_CMO:=$(patsubst %,$(VIEWER_DIR)/%.cmo, $(VIEWER_CMO))
 VIEWER_CMX=$(VIEWER_CMO:.cmo=.cmx)
 VIEWER_CMI=$(VIEWER_CMO:.cmo=.cmi)
+VIEWER_O=$(VIEWER_CMO:.cmo=.o)
 
 VIEWER_INCLUDES= @INCLUDEGTK2@ -I $(VIEWER_DIR) $(INCLUDES) -I .
 
@@ -242,29 +243,34 @@
 
 install: install-$(OCAMLBEST) install-byte
 ifeq (@LABLGNOMECANVAS@,yes)
+	mkdir -p $(DESTDIR)$(BINDIR)
 ifeq ($(OCAMLBEST),byte)
-	cp -f $(BINDIR)/graph-editor.byte $(BINDIR)/graph-editor$(EXE)
-	cp -f $(BINDIR)/graph-viewer.byte $(BINDIR)/graph-viewer$(EXE)
+	cp -f $(DESTDIR)$(BINDIR)/graph-editor.byte $(DESTDIR)$(BINDIR)/graph-editor$(EXE)
+	cp -f $(DESTDIR)$(BINDIR)/graph-viewer.byte $(DESTDIR)$(BINDIR)/graph-viewer$(EXE)
 else
-	cp -f $(BINDIR)/graph-editor.opt $(BINDIR)/graph-editor$(EXE)
-	cp -f $(BINDIR)/graph-viewer.opt $(BINDIR)/graph-viewer$(EXE)
+	cp -f $(DESTDIR)$(BINDIR)/graph-editor.opt $(DESTDIR)$(BINDIR)/graph-editor$(EXE)
+	cp -f $(DESTDIR)$(BINDIR)/graph-viewer.opt $(DESTDIR)$(BINDIR)/graph-viewer$(EXE)
 endif
 endif
 
 install-byte: 
+	mkdir -p "$(DESTDIR)$(OCAMLLIB)"
 	cp -f graph.cmo graph.cmi $(CMA) "$(DESTDIR)$(OCAMLLIB)"
 ifeq (@LABLGNOMECANVAS@,yes)
-	cp -f $(ED_DIR)/editor.byte $(BINDIR)/graph-editor.byte
+	mkdir -p $(DESTDIR)$(BINDIR)
+	cp -f $(ED_DIR)/editor.byte $(DESTDIR)$(BINDIR)/graph-editor.byte
 	cp -f $(VIEWER_CMO) "$(DESTDIR)$(OCAMLLIB)"
-	cp -f $(VIEWER_DIR)/viewgraph.byte $(BINDIR)/graph-viewer.byte
+	cp -f $(VIEWER_DIR)/viewgraph.byte $(DESTDIR)$(BINDIR)/graph-viewer.byte
 endif
 
 install-opt: install-byte
+	mkdir -p "$(DESTDIR)$(OCAMLLIB)"
 	cp -f graph$(LIBEXT) graph.cmx $(CMXA) "$(DESTDIR)$(OCAMLLIB)"
 ifeq (@LABLGNOMECANVAS@,yes)
-	cp -f $(ED_DIR)/editor.opt $(BINDIR)/graph-editor.opt
-	cp -f $(VIEWER_CMX) "$(DESTDIR)$(OCAMLLIB)"
-	cp -f $(VIEWER_DIR)/viewgraph.opt $(BINDIR)/graph-viewer.opt
+	mkdir -p $(DESTDIR)$(BINDIR)
+	cp -f $(ED_DIR)/editor.opt $(DESTDIR)$(BINDIR)/graph-editor.opt
+	cp -f $(VIEWER_CMX) $(VIEWER_CMI) $(VIEWER_O) "$(DESTDIR)$(OCAMLLIB)"
+	cp -f $(VIEWER_DIR)/viewgraph.opt $(DESTDIR)$(BINDIR)/graph-viewer.opt
 endif
 
 install-findlib: META