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-rw-r--r--ChangeLog15
-rw-r--r--sysdeps/unix/sysv/linux/Makefile3
-rw-r--r--sysdeps/unix/sysv/linux/a.out.h143
-rw-r--r--sysdeps/unix/sysv/linux/alpha/a.out.h197
-rw-r--r--sysdeps/unix/sysv/linux/alpha/bits/a.out.h9
-rw-r--r--sysdeps/unix/sysv/linux/bits/a.out.h7
-rw-r--r--sysdeps/unix/sysv/linux/i386/bits/a.out.h3
-rw-r--r--sysdeps/unix/sysv/linux/m68k/bits/a.out.h3
-rw-r--r--sysdeps/unix/sysv/linux/sparc/a.out.h174
-rw-r--r--sysdeps/unix/sysv/linux/sparc/bits/a.out.h13
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/bits/a.out.h13
11 files changed, 574 insertions, 6 deletions
diff --git a/ChangeLog b/ChangeLog
index 7779a7dc38..1121e51f6a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,18 @@
+2003-07-25 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/unix/sysv/linux/a.out.h: Replace with i386 version.
+ Include bits/a.out.h.
+ * sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
+ bits/a.out.h.
+ * sysdeps/unix/sysv/linux/bits/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/i386/bits/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/m68k/bits/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/x86_64/bits/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/alpha/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/alpha/bits/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/sparc/a.out.h: New file.
+ * sysdeps/unix/sysv/linux/sparc/bits/a.out.h: New file.
+
2003-07-24 Jakub Jelinek <jakub@redhat.com>
* sysdeps/pthread/aio_cancel.c (aio_cancel): Return AIO_ALLDONE
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 1085fe0d81..f292931fb9 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -21,7 +21,8 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
sys/kd.h sys/soundcard.h sys/vt.h \
sys/quota.h sys/fsuid.h \
scsi/sg.h scsi/scsi.h scsi/scsi_ioctl.h sys/pci.h \
- sys/ultrasound.h sys/raw.h sys/personality.h sys/epoll.h
+ sys/ultrasound.h sys/raw.h sys/personality.h sys/epoll.h \
+ bits/a.out.h
install-others += $(inst_includedir)/bits/syscall.h
diff --git a/sysdeps/unix/sysv/linux/a.out.h b/sysdeps/unix/sysv/linux/a.out.h
index d963de74cf..f0514c93ad 100644
--- a/sysdeps/unix/sysv/linux/a.out.h
+++ b/sysdeps/unix/sysv/linux/a.out.h
@@ -1,5 +1,138 @@
-#ifdef _LIBC
-# include_next <linux/a.out.h>
-#else
-# include <linux/a.out.h>
-#endif
+#ifndef __A_OUT_GNU_H__
+#define __A_OUT_GNU_H__
+
+#include <bits/a.out.h>
+
+#define __GNU_EXEC_MACROS__
+
+struct exec
+{
+ unsigned long a_info; /* Use macros N_MAGIC, etc for access. */
+ unsigned int a_text; /* Length of text, in bytes. */
+ unsigned int a_data; /* Length of data, in bytes. */
+ unsigned int a_bss; /* Length of uninitialized data area for file, in bytes. */
+ unsigned int a_syms; /* Length of symbol table data in file, in bytes. */
+ unsigned int a_entry; /* Start address. */
+ unsigned int a_trsize;/* Length of relocation info for text, in bytes. */
+ unsigned int a_drsize;/* Length of relocation info for data, in bytes. */
+};
+
+enum machine_type
+{
+ M_OLDSUN2 = 0,
+ M_68010 = 1,
+ M_68020 = 2,
+ M_SPARC = 3,
+ M_386 = 100,
+ M_MIPS1 = 151,
+ M_MIPS2 = 152
+};
+
+#define N_MAGIC(exec) ((exec).a_info & 0xffff)
+#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff))
+#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff)
+#define N_SET_INFO(exec, magic, type, flags) \
+ ((exec).a_info = ((magic) & 0xffff) \
+ | (((int)(type) & 0xff) << 16) \
+ | (((flags) & 0xff) << 24))
+#define N_SET_MAGIC(exec, magic) \
+ ((exec).a_info = ((exec).a_info & 0xffff0000) | ((magic) & 0xffff))
+#define N_SET_MACHTYPE(exec, machtype) \
+ ((exec).a_info = \
+ ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16))
+#define N_SET_FLAGS(exec, flags) \
+ ((exec).a_info = \
+ ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
+
+/* Code indicating object file or impure executable. */
+#define OMAGIC 0407
+/* Code indicating pure executable. */
+#define NMAGIC 0410
+/* Code indicating demand-paged executable. */
+#define ZMAGIC 0413
+/* This indicates a demand-paged executable with the header in the text.
+ The first page is unmapped to help trap NULL pointer references. */
+#define QMAGIC 0314
+/* Code indicating core file. */
+#define CMAGIC 0421
+
+#define N_TRSIZE(a) ((a).a_trsize)
+#define N_DRSIZE(a) ((a).a_drsize)
+#define N_SYMSIZE(a) ((a).a_syms)
+#define N_BADMAG(x) \
+ (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \
+ && N_MAGIC(x) != ZMAGIC && N_MAGIC(x) != QMAGIC)
+#define _N_HDROFF(x) (1024 - sizeof (struct exec))
+#define N_TXTOFF(x) \
+ (N_MAGIC(x) == ZMAGIC ? _N_HDROFF((x)) + sizeof (struct exec) : \
+ (N_MAGIC(x) == QMAGIC ? 0 : sizeof (struct exec)))
+#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text)
+#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data)
+#define N_DRELOFF(x) (N_TRELOFF(x) + N_TRSIZE(x))
+#define N_SYMOFF(x) (N_DRELOFF(x) + N_DRSIZE(x))
+#define N_STROFF(x) (N_SYMOFF(x) + N_SYMSIZE(x))
+
+/* Address of text segment in memory after it is loaded. */
+#define N_TXTADDR(x) (N_MAGIC(x) == QMAGIC ? 4096 : 0)
+
+/* Address of data segment in memory after it is loaded. */
+#define SEGMENT_SIZE 1024
+
+#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
+#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
+
+#define N_DATADDR(x) \
+ (N_MAGIC(x)==OMAGIC? (_N_TXTENDADDR(x)) \
+ : (_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
+#define N_BSSADDR(x) (N_DATADDR(x) + (x).a_data)
+
+#if !defined (N_NLIST_DECLARED)
+struct nlist
+{
+ union
+ {
+ char *n_name;
+ struct nlist *n_next;
+ long n_strx;
+ } n_un;
+ unsigned char n_type;
+ char n_other;
+ short n_desc;
+ unsigned long n_value;
+};
+#endif /* no N_NLIST_DECLARED. */
+
+#define N_UNDF 0
+#define N_ABS 2
+#define N_TEXT 4
+#define N_DATA 6
+#define N_BSS 8
+#define N_FN 15
+#define N_EXT 1
+#define N_TYPE 036
+#define N_STAB 0340
+#define N_INDR 0xa
+#define N_SETA 0x14 /* Absolute set element symbol. */
+#define N_SETT 0x16 /* Text set element symbol. */
+#define N_SETD 0x18 /* Data set element symbol. */
+#define N_SETB 0x1A /* Bss set element symbol. */
+#define N_SETV 0x1C /* Pointer to set vector in data area. */
+
+#if !defined (N_RELOCATION_INFO_DECLARED)
+/* This structure describes a single relocation to be performed.
+ The text-relocation section of the file is a vector of these structures,
+ all of which apply to the text section.
+ Likewise, the data-relocation section applies to the data section. */
+
+struct relocation_info
+{
+ int r_address;
+ unsigned int r_symbolnum:24;
+ unsigned int r_pcrel:1;
+ unsigned int r_length:2;
+ unsigned int r_extern:1;
+ unsigned int r_pad:4;
+};
+#endif /* no N_RELOCATION_INFO_DECLARED. */
+
+#endif /* __A_OUT_GNU_H__ */
diff --git a/sysdeps/unix/sysv/linux/alpha/a.out.h b/sysdeps/unix/sysv/linux/alpha/a.out.h
new file mode 100644
index 0000000000..a7699f0fe0
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/a.out.h
@@ -0,0 +1,197 @@
+#ifndef __A_OUT_GNU_H__
+#define __A_OUT_GNU_H__
+
+#include <bits/a.out.h>
+
+#define __GNU_EXEC_MACROS__
+
+/*
+ * OSF/1 ECOFF header structs. ECOFF files consist of:
+ * - a file header (struct filehdr),
+ * - an a.out header (struct aouthdr),
+ * - one or more section headers (struct scnhdr).
+ * The filhdr's "f_nscns" field contains the
+ * number of section headers.
+ */
+
+struct filehdr
+{
+ /* OSF/1 "file" header */
+ unsigned short f_magic, f_nscns;
+ unsigned int f_timdat;
+ unsigned long f_symptr;
+ unsigned int f_nsyms;
+ unsigned short f_opthdr, f_flags;
+};
+
+struct aouthdr
+{
+ unsigned long info; /* After that it looks quite normal.. */
+ unsigned long tsize;
+ unsigned long dsize;
+ unsigned long bsize;
+ unsigned long entry;
+ unsigned long text_start; /* With a few additions that actually make sense. */
+ unsigned long data_start;
+ unsigned long bss_start;
+ unsigned int gprmask, fprmask; /* Bitmask of general & floating point regs used in binary. */
+ unsigned long gpvalue;
+};
+
+struct scnhdr
+{
+ char s_name[8];
+ unsigned long s_paddr;
+ unsigned long s_vaddr;
+ unsigned long s_size;
+ unsigned long s_scnptr;
+ unsigned long s_relptr;
+ unsigned long s_lnnoptr;
+ unsigned short s_nreloc;
+ unsigned short s_nlnno;
+ unsigned int s_flags;
+};
+
+struct exec
+{
+ /* OSF/1 "file" header */
+ struct filehdr fh;
+ struct aouthdr ah;
+};
+
+#define a_info ah.info
+#define a_text ah.tsize
+#define a_data ah.dsize
+#define a_bss ah.bsize
+#define a_entry ah.entry
+#define a_textstart ah.text_start
+#define a_datastart ah.data_start
+#define a_bssstart ah.bss_start
+#define a_gprmask ah.gprmask
+#define a_fprmask ah.fprmask
+#define a_gpvalue ah.gpvalue
+
+
+#define AOUTHSZ sizeof(struct aouthdr)
+#define SCNHSZ sizeof(struct scnhdr)
+#define SCNROUND 16
+
+enum machine_type
+{
+ M_OLDSUN2 = 0,
+ M_68010 = 1,
+ M_68020 = 2,
+ M_SPARC = 3,
+ M_386 = 100,
+ M_MIPS1 = 151,
+ M_MIPS2 = 152
+};
+
+#define N_MAGIC(exec) ((exec).a_info & 0xffff)
+#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff))
+#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff)
+#define N_SET_INFO(exec, magic, type, flags) \
+ ((exec).a_info = ((magic) & 0xffff) \
+ | (((int)(type) & 0xff) << 16) \
+ | (((flags) & 0xff) << 24))
+#define N_SET_MAGIC(exec, magic) \
+ ((exec).a_info = ((exec).a_info & 0xffff0000) | ((magic) & 0xffff))
+#define N_SET_MACHTYPE(exec, machtype) \
+ ((exec).a_info = \
+ ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16))
+#define N_SET_FLAGS(exec, flags) \
+ ((exec).a_info = \
+ ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
+
+/* Code indicating object file or impure executable. */
+#define OMAGIC 0407
+/* Code indicating pure executable. */
+#define NMAGIC 0410
+/* Code indicating demand-paged executable. */
+#define ZMAGIC 0413
+/* This indicates a demand-paged executable with the header in the text.
+ The first page is unmapped to help trap NULL pointer references. */
+#define QMAGIC 0314
+/* Code indicating core file. */
+#define CMAGIC 0421
+
+#define N_TRSIZE(x) 0
+#define N_DRSIZE(x) 0
+#define N_SYMSIZE(x) 0
+#define N_BADMAG(x) \
+ (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \
+ && N_MAGIC(x) != ZMAGIC && N_MAGIC(x) != QMAGIC)
+#define _N_HDROFF(x) (1024 - sizeof (struct exec))
+#define N_TXTOFF(x) \
+ ((long) N_MAGIC(x) == ZMAGIC ? 0 : \
+ (sizeof (struct exec) + (x).fh.f_nscns * SCNHSZ + SCNROUND - 1) \
+ & ~(SCNROUND - 1))
+
+#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text)
+#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data)
+#define N_DRELOFF(x) (N_TRELOFF(x) + N_TRSIZE(x))
+#define N_SYMOFF(x) (N_DRELOFF(x) + N_DRSIZE(x))
+#define N_STROFF(x) (N_SYMOFF(x) + N_SYMSIZE(x))
+
+/* Address of text segment in memory after it is loaded. */
+#define N_TXTADDR(x) ((x).a_textstart)
+
+/* Address of data segment in memory after it is loaded. */
+#define SEGMENT_SIZE 1024
+
+#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
+#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
+
+#define N_DATADDR(x) ((x).a_datastart)
+#define N_BSSADDR(x) ((x).a_bssstart)
+
+#if !defined (N_NLIST_DECLARED)
+struct nlist
+{
+ union
+ {
+ char *n_name;
+ struct nlist *n_next;
+ long n_strx;
+ } n_un;
+ unsigned char n_type;
+ char n_other;
+ short n_desc;
+ unsigned long n_value;
+};
+#endif /* no N_NLIST_DECLARED. */
+
+#define N_UNDF 0
+#define N_ABS 2
+#define N_TEXT 4
+#define N_DATA 6
+#define N_BSS 8
+#define N_FN 15
+#define N_EXT 1
+#define N_TYPE 036
+#define N_STAB 0340
+#define N_INDR 0xa
+#define N_SETA 0x14 /* Absolute set element symbol. */
+#define N_SETT 0x16 /* Text set element symbol. */
+#define N_SETD 0x18 /* Data set element symbol. */
+#define N_SETB 0x1A /* Bss set element symbol. */
+#define N_SETV 0x1C /* Pointer to set vector in data area. */
+
+#if !defined (N_RELOCATION_INFO_DECLARED)
+/* This structure describes a single relocation to be performed.
+ The text-relocation section of the file is a vector of these structures,
+ all of which apply to the text section.
+ Likewise, the data-relocation section applies to the data section. */
+
+struct relocation_info
+{
+ int r_address;
+ unsigned int r_symbolnum:24;
+ unsigned int r_pcrel:1;
+ unsigned int r_length:2;
+ unsigned int r_extern:1;
+ unsigned int r_pad:4;
+};
+#endif /* no N_RELOCATION_INFO_DECLARED. */
+
+#endif /* __A_OUT_GNU_H__ */
diff --git a/sysdeps/unix/sysv/linux/alpha/bits/a.out.h b/sysdeps/unix/sysv/linux/alpha/bits/a.out.h
new file mode 100644
index 0000000000..82a3dd4c0d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/alpha/bits/a.out.h
@@ -0,0 +1,9 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
diff --git a/sysdeps/unix/sysv/linux/bits/a.out.h b/sysdeps/unix/sysv/linux/bits/a.out.h
new file mode 100644
index 0000000000..0e7fb030fc
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/bits/a.out.h
@@ -0,0 +1,7 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+
+/* Signal to users of this header that this architecture really doesn't
+ support a.out binary format. */
+#define __NO_A_OUT_SUPPORT 1
diff --git a/sysdeps/unix/sysv/linux/i386/bits/a.out.h b/sysdeps/unix/sysv/linux/i386/bits/a.out.h
new file mode 100644
index 0000000000..0fb52c3815
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/i386/bits/a.out.h
@@ -0,0 +1,3 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
diff --git a/sysdeps/unix/sysv/linux/m68k/bits/a.out.h b/sysdeps/unix/sysv/linux/m68k/bits/a.out.h
new file mode 100644
index 0000000000..0fb52c3815
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/m68k/bits/a.out.h
@@ -0,0 +1,3 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
diff --git a/sysdeps/unix/sysv/linux/sparc/a.out.h b/sysdeps/unix/sysv/linux/sparc/a.out.h
new file mode 100644
index 0000000000..6ea7065e19
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/a.out.h
@@ -0,0 +1,174 @@
+#ifndef __A_OUT_GNU_H__
+#define __A_OUT_GNU_H__
+
+#include <bits/a.out.h>
+
+#define __GNU_EXEC_MACROS__
+
+struct exec
+{
+ unsigned char a_dynamic:1; /* A __DYNAMIC is in this image. */
+ unsigned char a_toolversion:7;
+ unsigned char a_machtype;
+ unsigned short a_info;
+ unsigned int a_text; /* Length of text, in bytes. */
+ unsigned int a_data; /* Length of data, in bytes. */
+ unsigned int a_bss; /* Length of bss, in bytes. */
+ unsigned int a_syms; /* Length of symbol table, in bytes. */
+ unsigned int a_entry; /* Where program begins. */
+ unsigned int a_trsize;
+ unsigned int a_drsize;
+};
+
+enum machine_type
+{
+ M_OLDSUN2 = 0,
+ M_68010 = 1,
+ M_68020 = 2,
+ M_SPARC = 3,
+ M_386 = 100,
+ M_MIPS1 = 151,
+ M_MIPS2 = 152
+};
+
+#define N_MAGIC(exec) ((exec).a_info & 0xffff)
+#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff))
+#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff)
+#define N_SET_INFO(exec, magic, type, flags) \
+ ((exec).a_info = ((magic) & 0xffff) \
+ | (((int)(type) & 0xff) << 16) \
+ | (((flags) & 0xff) << 24))
+#define N_SET_MAGIC(exec, magic) \
+ ((exec).a_info = ((exec).a_info & 0xffff0000) | ((magic) & 0xffff))
+#define N_SET_MACHTYPE(exec, machtype) \
+ ((exec).a_info = \
+ ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16))
+#define N_SET_FLAGS(exec, flags) \
+ ((exec).a_info = \
+ ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
+
+/* Code indicating object file or impure executable. */
+#define OMAGIC 0407
+/* Code indicating pure executable. */
+#define NMAGIC 0410
+/* Code indicating demand-paged executable. */
+#define ZMAGIC 0413
+/* This indicates a demand-paged executable with the header in the text.
+ The first page is unmapped to help trap NULL pointer references. */
+#define QMAGIC 0314
+/* Code indicating core file. */
+#define CMAGIC 0421
+
+#define N_TRSIZE(a) ((a).a_trsize)
+#define N_DRSIZE(a) ((a).a_drsize)
+#define N_SYMSIZE(a) ((a).a_syms)
+#define N_BADMAG(x) \
+ (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \
+ && N_MAGIC(x) != ZMAGIC && N_MAGIC(x) != QMAGIC)
+#define _N_HDROFF(x) (1024 - sizeof (struct exec))
+#define N_TXTOFF(x) \
+ (N_MAGIC(x) == ZMAGIC ? 0 : sizeof (struct exec))
+#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text)
+#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data)
+#define N_DRELOFF(x) (N_TRELOFF(x) + N_TRSIZE(x))
+#define N_SYMOFF(x) \
+ (N_TXTOFF(x) + (x).a_text + (x).a_data + (x).a_trsize + (x).a_drsize)
+#define N_STROFF(x) (N_SYMOFF(x) + N_SYMSIZE(x))
+
+#define SPARC_PGSIZE 0x2000
+
+/* Address of text segment in memory after it is loaded. */
+#define N_TXTADDR(x) \
+ (unsigned long)(((N_MAGIC(x) == ZMAGIC) && ((x).a_entry < SPARC_PGSIZE)) \
+ ? 0 : SPARC_PGSIZE)
+
+/* Address of data segment in memory after it is loaded. */
+#define SEGMENT_SIZE SPARC_PGSIZE
+
+#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
+#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
+
+#define N_DATADDR(x) \
+ (N_MAGIC(x)==OMAGIC \
+ ? (N_TXTADDR(x) + (x).a_text) \
+ : (unsigned long)(_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
+#define N_BSSADDR(x) (N_DATADDR(x) + (x).a_data)
+
+#if !defined (N_NLIST_DECLARED)
+struct nlist
+{
+ union
+ {
+ char *n_name;
+ struct nlist *n_next;
+ long n_strx;
+ } n_un;
+ unsigned char n_type;
+ char n_other;
+ short n_desc;
+ unsigned long n_value;
+};
+#endif /* no N_NLIST_DECLARED. */
+
+#define N_UNDF 0
+#define N_ABS 2
+#define N_TEXT 4
+#define N_DATA 6
+#define N_BSS 8
+#define N_FN 15
+#define N_EXT 1
+#define N_TYPE 036
+#define N_STAB 0340
+#define N_INDR 0xa
+#define N_SETA 0x14 /* Absolute set element symbol. */
+#define N_SETT 0x16 /* Text set element symbol. */
+#define N_SETD 0x18 /* Data set element symbol. */
+#define N_SETB 0x1A /* Bss set element symbol. */
+#define N_SETV 0x1C /* Pointer to set vector in data area. */
+
+#if !defined (N_RELOCATION_INFO_DECLARED)
+enum reloc_type
+{
+ RELOC_8,
+ RELOC_16,
+ RELOC_32,
+ RELOC_DISP8,
+ RELOC_DISP16,
+ RELOC_DISP32,
+ RELOC_WDISP30,
+ RELOC_WDISP22,
+ RELOC_HI22,
+ RELOC_22,
+ RELOC_13,
+ RELOC_LO10,
+ RELOC_SFA_BASE,
+ RELOC_SFA_OFF13,
+ RELOC_BASE10,
+ RELOC_BASE13,
+ RELOC_BASE22,
+ RELOC_PC10,
+ RELOC_PC22,
+ RELOC_JMP_TBL,
+ RELOC_SEGOFF16,
+ RELOC_GLOB_DAT,
+ RELOC_JMP_SLOT,
+ RELOC_RELATIVE
+};
+
+/* This structure describes a single relocation to be performed.
+ The text-relocation section of the file is a vector of these structures,
+ all of which apply to the text section.
+ Likewise, the data-relocation section applies to the data section. */
+
+struct relocation_info
+{
+ unsigned int r_address;
+ unsigned int r_index:24;
+ unsigned int r_extern:1;
+ int r_pad:2;
+ enum reloc_type r_type:5;
+ int r_addend;
+};
+#endif /* no N_RELOCATION_INFO_DECLARED. */
+
+#endif /* __A_OUT_GNU_H__ */
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/a.out.h b/sysdeps/unix/sysv/linux/sparc/bits/a.out.h
new file mode 100644
index 0000000000..228a8d41af
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sparc/bits/a.out.h
@@ -0,0 +1,13 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+
+/* Signal to users of this header that this architecture really doesn't
+ support a.out binary format. */
+#define __NO_A_OUT_SUPPORT 1
+
+#endif
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/a.out.h b/sysdeps/unix/sysv/linux/x86_64/bits/a.out.h
new file mode 100644
index 0000000000..228a8d41af
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/x86_64/bits/a.out.h
@@ -0,0 +1,13 @@
+#ifndef __A_OUT_GNU_H__
+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+
+/* Signal to users of this header that this architecture really doesn't
+ support a.out binary format. */
+#define __NO_A_OUT_SUPPORT 1
+
+#endif