diff --git a/sys/rump/librump/rumpkern/opt/assym.h b/sys/rump/librump/rumpkern/opt/assym.h
new file mode 100644
index 000000000000..e484207fe5c9
--- /dev/null
+++ b/sys/rump/librump/rumpkern/opt/assym.h
@@ -0,0 +1,8 @@
+/*	$NetBSD: assym.h,v 1.1 2009/01/09 01:38:35 pooka Exp $	*/
+
+/* XXX: this file should be autogenerated */
+
+#ifdef __hppa__
+#define U_PCB 0
+#define PCB_ONFAULT 272
+#endif