diff -ur ocaml-libvirt-0.4.4.2.orig/configure.ac ocaml-libvirt-0.4.4.2.mingw/configure.ac
--- ocaml-libvirt-0.4.4.2.orig/configure.ac	2008-07-09 12:51:58.000000000 +0100
+++ ocaml-libvirt-0.4.4.2.mingw/configure.ac	2008-11-16 17:42:16.000000000 +0000
@@ -296,6 +296,9 @@
     fi
 done
 
+dnl Check for ranlib
+AC_CHECK_TOOL([RANLIB], [ranlib], [:])
+
 dnl Summary.
 echo "------------------------------------------------------------"
 echo "Thanks for downloading" $PACKAGE_STRING
diff -ur ocaml-libvirt-0.4.4.2.orig/libvirt/Makefile.in ocaml-libvirt-0.4.4.2.mingw/libvirt/Makefile.in
--- ocaml-libvirt-0.4.4.2.orig/libvirt/Makefile.in	2008-07-09 12:51:41.000000000 +0100
+++ ocaml-libvirt-0.4.4.2.mingw/libvirt/Makefile.in	2008-11-16 17:42:45.000000000 +0000
@@ -17,6 +17,8 @@
 
 WIN32		= @WIN32@
 
+CC		= @CC@
+
 CFLAGS		= @CFLAGS@ \
 		   -I.. \
 		   -I"$(shell ocamlc -where)" \
@@ -29,6 +31,8 @@
 OCAMLFIND	= @OCAMLFIND@
 OCAMLMKLIB	= @OCAMLMKLIB@
 
+RANLIB		= @RANLIB@
+
 ifneq ($(OCAMLFIND),)
 OCAMLCPACKAGES	:= -package unix
 OCAMLCFLAGS	:= -g
@@ -68,6 +72,7 @@
 
 mllibvirt.cmxa: libvirt_c.o $(OPTOBJS)
 	$(OCAMLMKLIB) -o mllibvirt $^ $(LDFLAGS) -lvirt
+	-$(RANLIB) mllibvirt.a libmllibvirt.a
 
 else
 ifeq ($(WIN32),yes)