Index: kernel/arch/sparc64/include/arch.h
===================================================================
--- kernel/arch/sparc64/include/arch.h	(revision ae318d3535cba06a6996f270db31a961fae402ad)
+++ kernel/arch/sparc64/include/arch.h	(revision 3f95377042657539cf9cca0cfec68cd3976ef5e0)
@@ -46,4 +46,10 @@
 #define NWINDOWS		8	/** Number of register window sets. */
 
+#ifndef __ASM__
+
+extern void arch_pre_main(void);
+
+#endif /* __ASM__ */
+
 #endif