diff --git a/include/asm-sh64/signal.h b/include/asm-sh64/signal.h
index 864c94e..2400dc6 100644
--- a/include/asm-sh64/signal.h
+++ b/include/asm-sh64/signal.h
@@ -107,16 +107,7 @@
 #define MINSIGSTKSZ	2048
 #define SIGSTKSZ	THREAD_SIZE
 
-#define SIG_BLOCK          0	/* for blocking signals */
-#define SIG_UNBLOCK        1	/* for unblocking signals */
-#define SIG_SETMASK        2	/* for setting the signal mask */
-
-/* Type of a signal handler.  */
-typedef void (*__sighandler_t)(int);
-
-#define SIG_DFL	((__sighandler_t)0)	/* default signal handling */
-#define SIG_IGN	((__sighandler_t)1)	/* ignore signal */
-#define SIG_ERR	((__sighandler_t)-1)	/* error return from signal */
+#include <asm-generic/signal.h>
 
 #ifdef __KERNEL__
 struct old_sigaction {