diff -ruN zlib-1.2.1./Makefile.in zlib-1.2.1/Makefile.in
--- zlib-1.2.1./Makefile.in	2003-12-25 03:08:31.000000000 +0100
+++ zlib-1.2.1/Makefile.in	2003-12-25 03:10:13.070092968 +0100
@@ -71,6 +71,9 @@
 	$(AR) $@ $(OBJS) $(OBJA)
 	-@ ($(RANLIB) $@ || true) >/dev/null 2>&1
 
+z.dll: $(OBJS) $(OBJA)
+	$(CC) -shared $(OBJS) $(OBJA) -Wl,--enable-auto-image-base -o z.dll -Wl,--out-implib,libz.dll.a
+
 match.o: match.S
 	$(CPP) match.S > _match.s
 	$(CC) -c _match.s