diff -Naur plt-370/src/mred/Makefile.in plt-370-destdir/src/mred/Makefile.in
--- plt-370/src/mred/Makefile.in	2007-04-09 10:34:00.000000000 +0200
+++ plt-370-destdir/src/mred/Makefile.in	2007-06-15 18:04:20.000000000 +0200
@@ -300,7 +300,7 @@
 	echo "no dynamic libs"
 
 install-lib-cgc-wx_xt:
-	cd ..; $(ICP) mred/libmred.@LIBSFX@ "$(DESTDIR)$(libdir)"
+	cd ..; $(ICP) mred/libmred.@LIBSFX@ "$(DESTDIR)$(libdir)/libmred.@LIBSFX@"
 
 install-wx_xt-cgc:
 	$(MAKE) @MRLIBINSTALL@-cgc-wx_xt
@@ -314,12 +314,12 @@
 	echo "no dynamic libs"
 
 install-lib-3m-wx_xt:
-	cd ..; $(ICP) mred/libmred3m.@LIBSFX@ "$(libdir)"
+	cd ..; $(ICP) mred/libmred3m.@LIBSFX@ "$(DESTDIR)$(libdir)/libmred3m.@LIBSFX@"
 
 install-wx_xt-3m:
 	$(MAKE) @MRLIBINSTALL@-3m-wx_xt
-	cd ..; $(ICP) mred/mred@MMM@ "$(bindir)/mred@MMM_INSTALLED@"
-	$(MZSCHEME) -mvqu "$(srcdir)/../mzscheme/collects-path.ss" "$(bindir)/mred@MMM_INSTALLED@@EXE_SUFFIX@" @COLLECTS_PATH@
+	cd ..; $(ICP) mred/mred@MMM@ "$(DESTDIR)$(bindir)/mred@MMM_INSTALLED@"
+	$(MZSCHEME) -mvqu "$(srcdir)/../mzscheme/collects-path.ss" "$(DESTDIR)$(bindir)/mred@MMM_INSTALLED@@EXE_SUFFIX@" @COLLECTS_PATH@
 
 install-wx_xt-3m-final:
 	cd .