--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/sgialib.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/include/asm/sgialib.h	2021-02-04 17:41:59.000000000 +0000
@@ -11,6 +11,7 @@
 #ifndef _ASM_SGIALIB_H
 #define _ASM_SGIALIB_H
 
+#include <linux/compiler.h>
 #include <asm/sgiarcs.h>
 
 extern struct linux_romvec *romvec;
@@ -70,8 +71,11 @@
 extern LONG ArcWrite(ULONG fd, PVOID buf, ULONG num, PULONG cnt);
 
 /* Misc. routines. */
-extern VOID ArcReboot(VOID) __attribute__((noreturn));
-extern VOID ArcEnterInteractiveMode(VOID) __attribute__((noreturn));
+extern VOID ArcHalt(VOID) __noreturn;
+extern VOID ArcPowerDown(VOID) __noreturn;
+extern VOID ArcRestart(VOID) __noreturn;
+extern VOID ArcReboot(VOID) __noreturn;
+extern VOID ArcEnterInteractiveMode(VOID) __noreturn;
 extern VOID ArcFlushAllCaches(VOID);
 extern DISPLAY_STATUS *ArcGetDisplayStatus(ULONG FileID);