Update to kernel headers v4.8.14.

Test: Built mips/arm/arm64/x86/x86_64. Built and booted angler.
Change-Id: Icedb035769d8a41a170a6f1ecd707113e332d8dd
diff --git a/libc/kernel/uapi/linux/kexec.h b/libc/kernel/uapi/linux/kexec.h
index e16385e..c0c4441 100644
--- a/libc/kernel/uapi/linux/kexec.h
+++ b/libc/kernel/uapi/linux/kexec.h
@@ -42,13 +42,14 @@
 #define KEXEC_ARCH_MIPS_LE (10 << 16)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define KEXEC_ARCH_MIPS (8 << 16)
+#define KEXEC_ARCH_AARCH64 (183 << 16)
 #define KEXEC_SEGMENT_MAX 16
 struct kexec_segment {
-  const void * buf;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  const void * buf;
   size_t bufsz;
   const void * mem;
   size_t memsz;
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
 #endif