--- lib/parser_inst.m4.orig	Thu Feb  6 01:03:36 2003
+++ lib/parser_inst.m4	Thu Feb  6 01:04:17 2003
@@ -164,7 +164,7 @@
 __instantiate(Vector<ContentModelAmbiguity>)
 __instantiate(Vector<Transition>)
 __instantiate(Vector<LeafContentToken*>)
-#if 0
+#if defined(__alpha__) || defined(__ia64__) || defined(__sparc64__)
 __instantiate(Vector<size_t>)
 #endif
 __instantiate(Vector<unsigned int>)