Update bionic kernel headers using update_all.py

Change-Id: I9c377436e9bf158e7236b3b7dcebf3e79fa961de
diff --git a/libc/kernel/common/linux/byteorder/swabb.h b/libc/kernel/common/linux/byteorder/swabb.h
index c5b6a3e..714a712 100644
--- a/libc/kernel/common/linux/byteorder/swabb.h
+++ b/libc/kernel/common/linux/byteorder/swabb.h
@@ -7,46 +7,54 @@
  ***   structures, and macros generated from the original header, and thus,
  ***   contains no copyrightable information.
  ***
+ ***   To edit the content of this header, modify the corresponding
+ ***   source file (e.g. under external/kernel-headers/original/) then
+ ***   run bionic/libc/kernel/tools/update_all.py
+ ***
+ ***   Any manual change here will be lost the next time this script will
+ ***   be run. You've been warned!
+ ***
  ****************************************************************************
  ****************************************************************************/
 #ifndef _LINUX_BYTEORDER_SWABB_H
 #define _LINUX_BYTEORDER_SWABB_H
-
 #define ___swahw32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(__x) & (__u32)0xffff0000UL) >> 16) ));  })
 #define ___swahb32(x)  ({   __u32 __x = (x);   ((__u32)(   (((__u32)(__x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(__x) & (__u32)0xff00ff00UL) >> 8) ));  })
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ___constant_swahw32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x0000ffffUL) << 16) |   (((__u32)(x) & (__u32)0xffff0000UL) >> 16) ))
 #define ___constant_swahb32(x)   ((__u32)(   (((__u32)(x) & (__u32)0x00ff00ffUL) << 8) |   (((__u32)(x) & (__u32)0xff00ff00UL) >> 8) ))
-
 #ifndef __arch__swahw32
 #define __arch__swahw32(x) ___swahw32(x)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
 #ifndef __arch__swahb32
 #define __arch__swahb32(x) ___swahb32(x)
 #endif
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #ifndef __arch__swahw32p
 #define __arch__swahw32p(x) __swahw32(*(x))
 #endif
 #ifndef __arch__swahb32p
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __arch__swahb32p(x) __swahb32(*(x))
 #endif
-
 #ifndef __arch__swahw32s
 #define __arch__swahw32s(x) do { *(x) = __swahw32p((x)); } while (0)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
 #ifndef __arch__swahb32s
 #define __arch__swahb32s(x) do { *(x) = __swahb32p((x)); } while (0)
 #endif
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #if defined(__GNUC__) && defined(__OPTIMIZE__)
 #define __swahw32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahw32((x)) :   __fswahw32((x)))
 #define __swahb32(x)  (__builtin_constant_p((__u32)(x)) ?   ___swahb32((x)) :   __fswahb32((x)))
 #else
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define __swahw32(x) __fswahw32(x)
 #define __swahb32(x) __fswahb32(x)
 #endif
-
 #ifdef __BYTEORDER_HAS_U64__
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
 #endif