--- zzzz-none-000/linux-3.10.107/arch/powerpc/include/uapi/asm/errno.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/powerpc/include/uapi/asm/errno.h	2021-02-04 17:41:59.000000000 +0000
@@ -6,6 +6,4 @@
 #undef	EDEADLOCK
 #define	EDEADLOCK	58	/* File locking deadlock error */
 
-#define _LAST_ERRNO	516
-
 #endif	/* _ASM_POWERPC_ERRNO_H */