--- rts/package.conf.in.sav	2010-03-09 16:44:05.000000000 -0500
+++ rts/package.conf.in	2010-03-09 16:56:46.000000000 -0500
@@ -164,7 +164,7 @@
 	 , "-Wl,-search_paths_first"
 #endif
 
-#ifdef darwin_HOST_OS
+#if defined(darwin_HOST_OS) && !defined(X86_64_HOST_ARCH)
          , "-read_only_relocs", "warning"
 #endif
 
