diff --git a/libc/kernel/common/linux/qic117.h b/libc/kernel/common/linux/qic117.h
index e077090..23f599a 100644
--- a/libc/kernel/common/linux/qic117.h
+++ b/libc/kernel/common/linux/qic117.h
@@ -7,117 +7,128 @@
  ***   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 _QIC117_H
 #define _QIC117_H
-
 typedef enum {
  QIC_NO_COMMAND = 0,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_RESET = 1,
  QIC_REPORT_NEXT_BIT = 2,
  QIC_PAUSE = 3,
  QIC_MICRO_STEP_PAUSE = 4,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_ALTERNATE_TIMEOUT = 5,
  QIC_REPORT_DRIVE_STATUS = 6,
  QIC_REPORT_ERROR_CODE = 7,
  QIC_REPORT_DRIVE_CONFIGURATION = 8,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_REPORT_ROM_VERSION = 9,
  QIC_LOGICAL_FORWARD = 10,
  QIC_PHYSICAL_REVERSE = 11,
  QIC_PHYSICAL_FORWARD = 12,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_SEEK_HEAD_TO_TRACK = 13,
  QIC_SEEK_LOAD_POINT = 14,
  QIC_ENTER_FORMAT_MODE = 15,
  QIC_WRITE_REFERENCE_BURST = 16,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_ENTER_VERIFY_MODE = 17,
  QIC_STOP_TAPE = 18,
-
  QIC_MICRO_STEP_HEAD_UP = 21,
  QIC_MICRO_STEP_HEAD_DOWN = 22,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_SOFT_SELECT = 23,
  QIC_SOFT_DESELECT = 24,
  QIC_SKIP_REVERSE = 25,
  QIC_SKIP_FORWARD = 26,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_SELECT_RATE = 27,
-
  QIC_ENTER_DIAGNOSTIC_1 = 28,
  QIC_ENTER_DIAGNOSTIC_2 = 29,
  QIC_ENTER_PRIMARY_MODE = 30,
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_REPORT_VENDOR_ID = 32,
  QIC_REPORT_TAPE_STATUS = 33,
  QIC_SKIP_EXTENDED_REVERSE = 34,
  QIC_SKIP_EXTENDED_FORWARD = 35,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_CALIBRATE_TAPE_LENGTH = 36,
  QIC_REPORT_FORMAT_SEGMENTS = 37,
  QIC_SET_FORMAT_SEGMENTS = 38,
-
  QIC_PHANTOM_SELECT = 46,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  QIC_PHANTOM_DESELECT = 47
 } qic117_cmd_t;
-
 typedef enum {
  discretional = 0, required, ccs1, ccs2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } qic_compatibility;
-
 typedef enum {
  unused, mode, motion, report
 } command_types;
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct qic117_command_table {
  char *name;
  __u8 mask;
  __u8 state;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u8 cmd_type;
  __u8 non_intr;
  __u8 level;
 };
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC117_COMMANDS {         {NULL, 0x00, 0x00, mode, 0, discretional},   {"soft reset", 0x00, 0x00, motion, 1, required},   {"report next bit", 0x00, 0x00, report, 0, required},   {"pause", 0x36, 0x24, motion, 1, required},   {"micro step pause", 0x36, 0x24, motion, 1, required},   {"alternate command timeout", 0x00, 0x00, mode, 0, required},   {"report drive status", 0x00, 0x00, report, 0, required},   {"report error code", 0x01, 0x01, report, 0, required},   {"report drive configuration",0x00, 0x00, report, 0, required},   {"report rom version", 0x00, 0x00, report, 0, required},   {"logical forward", 0x37, 0x25, motion, 0, required},   {"physical reverse", 0x17, 0x05, motion, 0, required},   {"physical forward", 0x17, 0x05, motion, 0, required},   {"seek head to track", 0x37, 0x25, motion, 0, required},   {"seek load point", 0x17, 0x05, motion, 1, required},   {"enter format mode", 0x1f, 0x05, mode, 0, required},   {"write reference burst", 0x1f, 0x05, motion, 1, required},   {"enter verify mode", 0x37, 0x25, mode, 0, required},   {"stop tape", 0x00, 0x00, motion, 1, required},   {"reserved (19)", 0x00, 0x00, unused, 0, discretional},   {"reserved (20)", 0x00, 0x00, unused, 0, discretional},   {"micro step head up", 0x02, 0x00, motion, 0, required},   {"micro step head down", 0x02, 0x00, motion, 0, required},   {"soft select", 0x00, 0x00, mode, 0, discretional},   {"soft deselect", 0x00, 0x00, mode, 0, discretional},   {"skip segments reverse", 0x36, 0x24, motion, 1, required},   {"skip segments forward", 0x36, 0x24, motion, 1, required},   {"select rate or format", 0x03, 0x01, mode, 0, required  },   {"enter diag mode 1", 0x00, 0x00, mode, 0, discretional},   {"enter diag mode 2", 0x00, 0x00, mode, 0, discretional},   {"enter primary mode", 0x00, 0x00, mode, 0, required},   {"vendor unique (31)", 0x00, 0x00, unused, 0, discretional},   {"report vendor id", 0x00, 0x00, report, 0, required},   {"report tape status", 0x04, 0x04, report, 0, ccs1},   {"skip extended reverse", 0x36, 0x24, motion, 1, ccs1},   {"skip extended forward", 0x36, 0x24, motion, 1, ccs1},   {"calibrate tape length", 0x17, 0x05, motion, 1, ccs2},   {"report format segments", 0x17, 0x05, report, 0, ccs2},   {"set format segments", 0x17, 0x05, mode, 0, ccs2},   {"reserved (39)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (40)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (41)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (42)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (43)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (44)", 0x00, 0x00, unused, 0, discretional},   {"vendor unique (45)", 0x00, 0x00, unused, 0, discretional},   {"phantom select", 0x00, 0x00, mode, 0, discretional},   {"phantom deselect", 0x00, 0x00, mode, 0, discretional}, }
-
 #define QIC_STATUS_READY 0x01  
 #define QIC_STATUS_ERROR 0x02  
 #define QIC_STATUS_CARTRIDGE_PRESENT 0x04  
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_STATUS_WRITE_PROTECT 0x08  
 #define QIC_STATUS_NEW_CARTRIDGE 0x10  
 #define QIC_STATUS_REFERENCED 0x20  
 #define QIC_STATUS_AT_BOT 0x40  
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_STATUS_AT_EOT 0x80  
-
 #define QIC_CONFIG_RATE_MASK 0x18
 #define QIC_CONFIG_RATE_SHIFT 3
 #define QIC_CONFIG_RATE_250 0
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_CONFIG_RATE_500 2
 #define QIC_CONFIG_RATE_1000 3
 #define QIC_CONFIG_RATE_2000 1
 #define QIC_CONFIG_RATE_4000 0  
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_CONFIG_LONG 0x40  
 #define QIC_CONFIG_80 0x80  
-
 #define QIC_TAPE_STD_MASK 0x0f
 #define QIC_TAPE_QIC40 0x01
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_TAPE_QIC80 0x02
 #define QIC_TAPE_QIC3020 0x03
 #define QIC_TAPE_QIC3010 0x04
-
 #define QIC_TAPE_LEN_MASK 0x70
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_TAPE_205FT 0x10
 #define QIC_TAPE_307FT 0x20
 #define QIC_TAPE_VARIABLE 0x30
 #define QIC_TAPE_1100FT 0x40
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define QIC_TAPE_FLEX 0x60
-
 #define QIC_TAPE_WIDE 0x80
-
 #define QIC_TOP_TAPE_LEN 1500
-
 typedef struct {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char *message;
  unsigned int fatal:1;
 } ftape_error;
-
 #define QIC117_ERRORS {    { "No error", 0, },    { "Command Received while Drive Not Ready", 0, },    { "Cartridge Not Present or Removed", 1, },    { "Motor Speed Error (not within 1%)", 1, },    { "Motor Speed Fault (jammed, or gross speed error", 1, },    { "Cartridge Write Protected", 1, },    { "Undefined or Reserved Command Code", 1, },    { "Illegal Track Address Specified for Seek", 1, },    { "Illegal Command in Report Subcontext", 0, },    { "Illegal Entry into a Diagnostic Mode", 1, },    { "Broken Tape Detected (based on hole sensor)", 1, },    { "Warning--Read Gain Setting Error", 1, },    { "Command Received While Error Status Pending (obs)", 1, },    { "Command Received While New Cartridge Pending", 1, },    { "Command Illegal or Undefined in Primary Mode", 1, },    { "Command Illegal or Undefined in Format Mode", 1, },    { "Command Illegal or Undefined in Verify Mode", 1, },    { "Logical Forward Not at Logical BOT or no Format Segments in Format Mode", 1, },    { "Logical EOT Before All Segments generated", 1, },    { "Command Illegal When Cartridge Not Referenced", 1, },    { "Self-Diagnostic Failed (cannot be cleared)", 1, },    { "Warning EEPROM Not Initialized, Defaults Set", 1, },    { "EEPROM Corrupted or Hardware Failure", 1, },    { "Motion Time-out Error", 1, },    { "Data Segment Too Long -- Logical Forward or Pause", 1, },    { "Transmit Overrun (obs)", 1, },    { "Power On Reset Occurred", 0, },    { "Software Reset Occurred", 0, },    { "Diagnostic Mode 1 Error", 1, },    { "Diagnostic Mode 2 Error", 1, },    { "Command Received During Non-Interruptible Process", 1, },    { "Rate or Format Selection Error", 1, },    { "Illegal Command While in High Speed Mode", 1, },    { "Illegal Seek Segment Value", 1, },    { "Invalid Media", 1, },    { "Head Positioning Failure", 1, },    { "Write Reference Burst Failure", 1, },    { "Prom Code Missing", 1, },    { "Invalid Format", 1, },    { "EOT/BOT System Failure", 1, },    { "Prom A Checksum Error", 1, },    { "Drive Wakeup Reset Occurred", 1, },    { "Prom B Checksum Error", 1, },    { "Illegal Entry into Format Mode", 1, }, }
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif