diff --git a/sys/arch/sparc64/include/frame.h b/sys/arch/sparc64/include/frame.h
index 78f43586e20e..9f0b25de2454 100644
--- a/sys/arch/sparc64/include/frame.h
+++ b/sys/arch/sparc64/include/frame.h
@@ -1,3 +1,12 @@
-/*       $NetBSD: frame.h,v 1.11 2002/07/20 11:52:21 mrg Exp $        */
+/*       $NetBSD: frame.h,v 1.12 2003/10/26 08:06:56 christos Exp $        */
 
 #include <sparc/frame.h>
+
+#ifndef _LOCORE
+#ifdef COMPAT_16
+void sendsig_sigcontext(const ksiginfo_t *, const sigset_t *);
+#endif
+
+void *getframe(struct lwp *, int, int *);
+void buildcontext(struct lwp *, void *, const void *, void *);
+#endif
diff --git a/sys/arch/sparc64/include/mcontext.h b/sys/arch/sparc64/include/mcontext.h
index f66e9ed718bb..2fa4f202a6b5 100644
--- a/sys/arch/sparc64/include/mcontext.h
+++ b/sys/arch/sparc64/include/mcontext.h
@@ -1,4 +1,4 @@
-/*	$NetBSD: mcontext.h,v 1.3 2003/10/13 23:45:14 christos Exp $	*/
+/*	$NetBSD: mcontext.h,v 1.4 2003/10/26 08:06:56 christos Exp $	*/
 
 #ifndef _SPARC64_MCONTEXT_H_
 #define _SPARC64_MCONTEXT_H_
@@ -62,6 +62,9 @@ typedef struct {
 	__xrs_t		__xrs;		/* may indicate extra reg state */
 } mcontext32_t;
 
+#define	_UC_SETSTACK	0x00010000
+#define	_UC_CLRSTACK	0x00020000
+
 #define _UC_MACHINE32_PAD_32		/* Padding appended to ucontext_t */
 #define	_UC_MACHINE32_SP(uc)	((uc)->uc_mcontext.__gregs[_REG32_O6])