--- parrot-svn/config/gen/makefiles/root.in	2010-06-01 14:21:41.000000000 -0400
+++ parrot-andy/config/gen/makefiles/root.in	2010-06-04 08:19:05.418608175 -0400
@@ -634,9 +634,10 @@
 
 $(LIBRARY_DIR)/Configure/genfile.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT)
 
-$(LIBRARY_DIR)/HTTP/Message.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT)
+# Message.pbc and distutils.pbc load io_ops to work around TT#1663.
+$(LIBRARY_DIR)/HTTP/Message.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT) $(DYNEXT_DIR)/io_ops$(LOAD_EXT)
 
-$(LIBRARY_DIR)/distutils.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT)
+$(LIBRARY_DIR)/distutils.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT) $(DYNEXT_DIR)/io_ops$(LOAD_EXT)
 
 $(LIBRARY_DIR)/pcre.pbc: $(DYNEXT_DIR)/sys_ops$(LOAD_EXT)