Index: kernel/arch/sparc64/include/mm/sun4u/frame.h
===================================================================
--- kernel/arch/sparc64/include/mm/sun4u/frame.h	(revision ddcc8a0d63f8ff64bcff9151c6d65b103343d22c)
+++ kernel/arch/sparc64/include/mm/sun4u/frame.h	(revision 481a93802d81dde4f916ea51d4006f6803f95b75)
@@ -72,5 +72,4 @@
 typedef union frame_address frame_address_t;
 
-extern uintptr_t last_frame;
 extern uintptr_t end_of_identity;