diff --git a/libc/kernel/common/linux/elf.h b/libc/kernel/common/linux/elf.h
index f16b439..d79e3b9 100644
--- a/libc/kernel/common/linux/elf.h
+++ b/libc/kernel/common/linux/elf.h
@@ -7,355 +7,388 @@
  ***   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_ELF_H
 #define _LINUX_ELF_H
-
 #include <linux/types.h>
 #include <linux/auxvec.h>
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <linux/elf-em.h>
 #include <asm/elf.h>
-
 #ifndef elf_read_implies_exec
-
 #define elf_read_implies_exec(ex, have_pt_gnu_stack) 0
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
-
 typedef __u32 Elf32_Addr;
 typedef __u16 Elf32_Half;
 typedef __u32 Elf32_Off;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef __s32 Elf32_Sword;
 typedef __u32 Elf32_Word;
-
 typedef __u64 Elf64_Addr;
 typedef __u16 Elf64_Half;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef __s16 Elf64_SHalf;
 typedef __u64 Elf64_Off;
 typedef __s32 Elf64_Sword;
 typedef __u32 Elf64_Word;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef __u64 Elf64_Xword;
 typedef __s64 Elf64_Sxword;
-
 #define PT_NULL 0
 #define PT_LOAD 1
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PT_DYNAMIC 2
 #define PT_INTERP 3
 #define PT_NOTE 4
 #define PT_SHLIB 5
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PT_PHDR 6
 #define PT_TLS 7  
 #define PT_LOOS 0x60000000  
 #define PT_HIOS 0x6fffffff  
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PT_LOPROC 0x70000000
 #define PT_HIPROC 0x7fffffff
 #define PT_GNU_EH_FRAME 0x6474e550
-
 #define PT_GNU_STACK (PT_LOOS + 0x474e551)
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ET_NONE 0
 #define ET_REL 1
 #define ET_EXEC 2
 #define ET_DYN 3
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ET_CORE 4
 #define ET_LOPROC 0xff00
 #define ET_HIPROC 0xffff
-
 #define DT_NULL 0
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_NEEDED 1
 #define DT_PLTRELSZ 2
 #define DT_PLTGOT 3
 #define DT_HASH 4
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_STRTAB 5
 #define DT_SYMTAB 6
 #define DT_RELA 7
 #define DT_RELASZ 8
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_RELAENT 9
 #define DT_STRSZ 10
 #define DT_SYMENT 11
 #define DT_INIT 12
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_FINI 13
 #define DT_SONAME 14
 #define DT_RPATH 15
 #define DT_SYMBOLIC 16
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_REL 17
 #define DT_RELSZ 18
 #define DT_RELENT 19
 #define DT_PLTREL 20
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_DEBUG 21
 #define DT_TEXTREL 22
 #define DT_JMPREL 23
 #define DT_LOPROC 0x70000000
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define DT_HIPROC 0x7fffffff
-
 #define STB_LOCAL 0
 #define STB_GLOBAL 1
 #define STB_WEAK 2
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define STT_NOTYPE 0
 #define STT_OBJECT 1
 #define STT_FUNC 2
 #define STT_SECTION 3
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define STT_FILE 4
 #define STT_COMMON 5
 #define STT_TLS 6
-
 #define ELF_ST_BIND(x) ((x) >> 4)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELF_ST_TYPE(x) (((unsigned int) x) & 0xf)
 #define ELF32_ST_BIND(x) ELF_ST_BIND(x)
 #define ELF32_ST_TYPE(x) ELF_ST_TYPE(x)
 #define ELF64_ST_BIND(x) ELF_ST_BIND(x)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELF64_ST_TYPE(x) ELF_ST_TYPE(x)
-
 typedef struct dynamic{
  Elf32_Sword d_tag;
  union{
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Sword d_val;
  Elf32_Addr d_ptr;
  } d_un;
 } Elf32_Dyn;
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef struct {
  Elf64_Sxword d_tag;
  union {
  Elf64_Xword d_val;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Addr d_ptr;
  } d_un;
 } Elf64_Dyn;
-
 #define ELF32_R_SYM(x) ((x) >> 8)
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELF32_R_TYPE(x) ((x) & 0xff)
-
 #define ELF64_R_SYM(i) ((i) >> 32)
 #define ELF64_R_TYPE(i) ((i) & 0xffffffff)
-
 typedef struct elf32_rel {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Addr r_offset;
  Elf32_Word r_info;
 } Elf32_Rel;
-
 typedef struct elf64_rel {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Addr r_offset;
  Elf64_Xword r_info;
 } Elf64_Rel;
-
 typedef struct elf32_rela{
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Addr r_offset;
  Elf32_Word r_info;
  Elf32_Sword r_addend;
 } Elf32_Rela;
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 typedef struct elf64_rela {
  Elf64_Addr r_offset;
  Elf64_Xword r_info;
  Elf64_Sxword r_addend;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf64_Rela;
-
 typedef struct elf32_sym{
  Elf32_Word st_name;
  Elf32_Addr st_value;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Word st_size;
  unsigned char st_info;
  unsigned char st_other;
  Elf32_Half st_shndx;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf32_Sym;
-
 typedef struct elf64_sym {
  Elf64_Word st_name;
  unsigned char st_info;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned char st_other;
  Elf64_Half st_shndx;
  Elf64_Addr st_value;
  Elf64_Xword st_size;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf64_Sym;
-
 #define EI_NIDENT 16
-
 typedef struct elf32_hdr{
  unsigned char e_ident[EI_NIDENT];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Half e_type;
  Elf32_Half e_machine;
  Elf32_Word e_version;
  Elf32_Addr e_entry;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Off e_phoff;
  Elf32_Off e_shoff;
  Elf32_Word e_flags;
  Elf32_Half e_ehsize;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Half e_phentsize;
  Elf32_Half e_phnum;
  Elf32_Half e_shentsize;
  Elf32_Half e_shnum;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Half e_shstrndx;
 } Elf32_Ehdr;
-
 typedef struct elf64_hdr {
  unsigned char e_ident[16];
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Half e_type;
  Elf64_Half e_machine;
  Elf64_Word e_version;
  Elf64_Addr e_entry;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Off e_phoff;
  Elf64_Off e_shoff;
  Elf64_Word e_flags;
  Elf64_Half e_ehsize;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Half e_phentsize;
  Elf64_Half e_phnum;
  Elf64_Half e_shentsize;
  Elf64_Half e_shnum;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Half e_shstrndx;
 } Elf64_Ehdr;
-
 #define PF_R 0x4
 #define PF_W 0x2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define PF_X 0x1
-
 typedef struct elf32_phdr{
  Elf32_Word p_type;
  Elf32_Off p_offset;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Addr p_vaddr;
  Elf32_Addr p_paddr;
  Elf32_Word p_filesz;
  Elf32_Word p_memsz;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Word p_flags;
  Elf32_Word p_align;
 } Elf32_Phdr;
-
 typedef struct elf64_phdr {
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Word p_type;
  Elf64_Word p_flags;
  Elf64_Off p_offset;
  Elf64_Addr p_vaddr;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Addr p_paddr;
  Elf64_Xword p_filesz;
  Elf64_Xword p_memsz;
  Elf64_Xword p_align;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf64_Phdr;
-
 #define SHT_NULL 0
 #define SHT_PROGBITS 1
 #define SHT_SYMTAB 2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHT_STRTAB 3
 #define SHT_RELA 4
 #define SHT_HASH 5
 #define SHT_DYNAMIC 6
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHT_NOTE 7
 #define SHT_NOBITS 8
 #define SHT_REL 9
 #define SHT_SHLIB 10
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHT_DYNSYM 11
 #define SHT_NUM 12
 #define SHT_LOPROC 0x70000000
 #define SHT_HIPROC 0x7fffffff
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHT_LOUSER 0x80000000
 #define SHT_HIUSER 0xffffffff
-
 #define SHF_WRITE 0x1
 #define SHF_ALLOC 0x2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHF_EXECINSTR 0x4
 #define SHF_MASKPROC 0xf0000000
-
 #define SHN_UNDEF 0
 #define SHN_LORESERVE 0xff00
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHN_LOPROC 0xff00
 #define SHN_HIPROC 0xff1f
 #define SHN_ABS 0xfff1
 #define SHN_COMMON 0xfff2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define SHN_HIRESERVE 0xffff
-
 typedef struct {
  Elf32_Word sh_name;
  Elf32_Word sh_type;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Word sh_flags;
  Elf32_Addr sh_addr;
  Elf32_Off sh_offset;
  Elf32_Word sh_size;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Word sh_link;
  Elf32_Word sh_info;
  Elf32_Word sh_addralign;
  Elf32_Word sh_entsize;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf32_Shdr;
-
 typedef struct elf64_shdr {
  Elf64_Word sh_name;
  Elf64_Word sh_type;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Xword sh_flags;
  Elf64_Addr sh_addr;
  Elf64_Off sh_offset;
  Elf64_Xword sh_size;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Word sh_link;
  Elf64_Word sh_info;
  Elf64_Xword sh_addralign;
  Elf64_Xword sh_entsize;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 } Elf64_Shdr;
-
 #define EI_MAG0 0  
 #define EI_MAG1 1
 #define EI_MAG2 2
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define EI_MAG3 3
 #define EI_CLASS 4
 #define EI_DATA 5
 #define EI_VERSION 6
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define EI_OSABI 7
 #define EI_PAD 8
-
 #define ELFMAG0 0x7f  
 #define ELFMAG1 'E'
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELFMAG2 'L'
 #define ELFMAG3 'F'
 #define ELFMAG "\177ELF"
 #define SELFMAG 4
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELFCLASSNONE 0  
 #define ELFCLASS32 1
 #define ELFCLASS64 2
 #define ELFCLASSNUM 3
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define ELFDATANONE 0  
 #define ELFDATA2LSB 1
 #define ELFDATA2MSB 2
-
 #define EV_NONE 0  
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define EV_CURRENT 1
 #define EV_NUM 2
-
 #define ELFOSABI_NONE 0
 #define ELFOSABI_LINUX 3
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #ifndef ELF_OSABI
 #define ELF_OSABI ELFOSABI_NONE
 #endif
-
 #define NT_PRSTATUS 1
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NT_PRFPREG 2
 #define NT_PRPSINFO 3
 #define NT_TASKSTRUCT 4
 #define NT_AUXV 6
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define NT_PRXFPREG 0x46e62b7f  
-
 typedef struct elf32_note {
  Elf32_Word n_namesz;
  Elf32_Word n_descsz;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf32_Word n_type;
 } Elf32_Nhdr;
-
 typedef struct elf64_note {
  Elf64_Word n_namesz;
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  Elf64_Word n_descsz;
  Elf64_Word n_type;
 } Elf64_Nhdr;
-
 #if ELF_CLASS == ELFCLASS32
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define elfhdr elf32_hdr
 #define elf_phdr elf32_phdr
 #define elf_note elf32_note
-
 #else
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define elfhdr elf64_hdr
 #define elf_phdr elf64_phdr
 #define elf_note elf64_note
-
 #endif
-
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif