diff --git a/lib/eu-config.h b/lib/eu-config.h
new file mode 100644
index 0000000..84b22d7
--- /dev/null
+++ b/lib/eu-config.h
@@ -0,0 +1,209 @@
+/* Configuration definitions.
+   Copyright (C) 2008, 2009 Red Hat, Inc.
+   This file is part of elfutils.
+
+   This file is free software; you can redistribute it and/or modify
+   it under the terms of either
+
+     * the GNU Lesser General Public License as published by the Free
+       Software Foundation; either version 3 of the License, or (at
+       your option) any later version
+
+   or
+
+     * the GNU General Public License as published by the Free
+       Software Foundation; either version 2 of the License, or (at
+       your option) any later version
+
+   or both in parallel, as here.
+
+   elfutils is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received copies of the GNU General Public License and
+   the GNU Lesser General Public License along with this program.  If
+   not, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef EU_CONFIG_H
+#define EU_CONFIG_H	1
+
+#ifdef USE_LOCKS
+# include <pthread.h>
+# include <assert.h>
+# define rwlock_define(class,name)	class pthread_rwlock_t name
+# define RWLOCK_CALL(call)		\
+  ({ int _err = pthread_rwlock_ ## call; assert_perror (_err); })
+# define rwlock_init(lock)		RWLOCK_CALL (init (&lock, NULL))
+# define rwlock_fini(lock)		RWLOCK_CALL (destroy (&lock))
+# define rwlock_rdlock(lock)		RWLOCK_CALL (rdlock (&lock))
+# define rwlock_wrlock(lock)		RWLOCK_CALL (wrlock (&lock))
+# define rwlock_unlock(lock)		RWLOCK_CALL (unlock (&lock))
+#else
+/* Eventually we will allow multi-threaded applications to use the
+   libraries.  Therefore we will add the necessary locking although
+   the macros used expand to nothing for now.  */
+# define rwlock_define(class,name) class int name
+# define rwlock_init(lock) ((void) (lock))
+# define rwlock_fini(lock) ((void) (lock))
+# define rwlock_rdlock(lock) ((void) (lock))
+# define rwlock_wrlock(lock) ((void) (lock))
+# define rwlock_unlock(lock) ((void) (lock))
+#endif	/* USE_LOCKS */
+
+/* gettext helper macro.  */
+#define N_(Str) Str
+
+/* Compiler-specific definitions.  */
+#define strong_alias(name, aliasname) \
+  extern __typeof (name) aliasname __attribute__ ((alias (#name)));
+
+#ifdef __i386__
+# define internal_function __attribute__ ((regparm (3), stdcall))
+#else
+# define internal_function /* nothing */
+#endif
+
+#define internal_strong_alias(name, aliasname) \
+  extern __typeof (name) aliasname __attribute__ ((alias (#name))) internal_function;
+
+#ifdef HAVE_VISIBILITY
+#define attribute_hidden \
+  __attribute__ ((visibility ("hidden")))
+#else
+#define attribute_hidden /* empty */
+#endif
+
+#ifdef HAVE_GCC_STRUCT
+#define attribute_packed \
+  __attribute__ ((packed, gcc_struct))
+#else
+#define attribute_packed \
+  __attribute__ ((packed))
+#endif
+
+/* Define ALLOW_UNALIGNED if the architecture allows operations on
+   unaligned memory locations.  */
+#define SANITIZE_UNDEFINED 1
+#if (defined __i386__ || defined __x86_64__) && ! CHECK_UNDEFINED
+# define ALLOW_UNALIGNED	1
+#else
+# define ALLOW_UNALIGNED	0
+#endif
+
+#if DEBUGPRED
+# ifdef __x86_64__
+asm (".section predict_data, \"aw\"; .previous\n"
+     ".section predict_line, \"a\"; .previous\n"
+     ".section predict_file, \"a\"; .previous");
+#  ifndef PIC
+#   define debugpred__(e, E) \
+  ({ long int _e = !!(e); \
+     asm volatile (".pushsection predict_data; ..predictcnt%=: .quad 0; .quad 0\n" \
+                   ".section predict_line; .quad %c1\n" \
+                   ".section predict_file; .quad %c2; .popsection\n" \
+                   "addq $1,..predictcnt%=(,%0,8)" \
+                   : : "r" (_e == E), "i" (__LINE__), "i" (__FILE__)); \
+    __builtin_expect (_e, E); \
+  })
+#  endif
+# elif defined __i386__
+asm (".section predict_data, \"aw\"; .previous\n"
+     ".section predict_line, \"a\"; .previous\n"
+     ".section predict_file, \"a\"; .previous");
+#  ifndef PIC
+#   define debugpred__(e, E) \
+  ({ long int _e = !!(e); \
+     asm volatile (".pushsection predict_data; ..predictcnt%=: .long 0; .long 0\n" \
+                   ".section predict_line; .long %c1\n" \
+                   ".section predict_file; .long %c2; .popsection\n" \
+                   "incl ..predictcnt%=(,%0,8)" \
+                   : : "r" (_e == E), "i" (__LINE__), "i" (__FILE__)); \
+    __builtin_expect (_e, E); \
+  })
+#  endif
+# endif
+# ifdef debugpred__
+#  define unlikely(e) debugpred__ (e,0)
+#  define likely(e) debugpred__ (e,1)
+# endif
+#endif
+#ifndef likely
+# define unlikely(expr) __builtin_expect (!!(expr), 0)
+# define likely(expr) __builtin_expect (!!(expr), 1)
+#endif
+
+#define obstack_calloc(ob, size) \
+  ({ size_t _s = (size); memset (obstack_alloc (ob, _s), '\0', _s); })
+#define obstack_strdup(ob, str) \
+  ({ const char *_s = (str); obstack_copy0 (ob, _s, strlen (_s)); })
+#define obstack_strndup(ob, str, n) \
+  ({ const char *_s = (str); obstack_copy0 (ob, _s, strnlen (_s, n)); })
+
+#if __STDC_VERSION__ >= 199901L
+# define flexarr_size /* empty */
+#else
+# define flexarr_size 0
+#endif
+
+/* Calling conventions.  */
+#ifdef __i386__
+# define CALLING_CONVENTION regparm (3), stdcall
+# define AND_CALLING_CONVENTION , regparm (3), stdcall
+#else
+# define CALLING_CONVENTION
+# define AND_CALLING_CONVENTION
+#endif
+
+/* Avoid PLT entries.  */
+#ifdef PIC
+# define INTUSE(name) _INTUSE(name)
+# define _INTUSE(name) __##name##_internal
+# define INTDEF(name) _INTDEF(name)
+# define _INTDEF(name) \
+  extern __typeof__ (name) __##name##_internal __attribute__ ((alias (#name)));
+# define INTDECL(name) _INTDECL(name)
+# define _INTDECL(name) \
+  extern __typeof__ (name) __##name##_internal attribute_hidden;
+#else
+# define INTUSE(name) name
+# define INTDEF(name) /* empty */
+# define INTDECL(name) /* empty */
+#endif
+
+/* This macro is used by the tests conditionalize for standalone building.  */
+#define ELFUTILS_HEADER(name) <lib##name.h>
+
+
+#ifdef SYMBOL_VERSIONING
+# define OLD_VERSION(name, version) \
+  asm (".globl _compat." #version "." #name "\n" \
+       "_compat." #version "." #name " = " #name "\n" \
+       ".symver _compat." #version "." #name "," #name "@" #version);
+# define NEW_VERSION(name, version) \
+  asm (".symver " #name "," #name "@@@" #version);
+# define COMPAT_VERSION_NEWPROTO(name, version, prefix) \
+  asm (".symver _compat." #version "." #name "," #name "@" #version); \
+  __typeof (_compat_##prefix##_##name) _compat_##prefix##_##name \
+    asm ("_compat." #version "." #name);
+# define COMPAT_VERSION(name, version, prefix) \
+  asm (".symver _compat." #version "." #name "," #name "@" #version); \
+  __typeof (name) _compat_##prefix##_##name asm ("_compat." #version "." #name);
+#else
+# define OLD_VERSION(name, version) /* Nothing for static linking.  */
+# define NEW_VERSION(name, version) /* Nothing for static linking.  */
+# define COMPAT_VERSION_NEWPROTO(name, version, prefix) \
+  error "should use #ifdef SYMBOL_VERSIONING"
+# define COMPAT_VERSION(name, version, prefix) error "should use #ifdef SYMBOL_VERSIONING"
+#endif
+
+#ifndef FALLTHROUGH
+# ifdef HAVE_FALLTHROUGH
+#  define FALLTHROUGH __attribute__ ((fallthrough))
+# else
+#  define FALLTHROUGH ((void) 0)
+# endif
+#endif
+
+#endif	/* eu-config.h */