diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 96a1e74bb5..9f9a9e2c66 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,7 @@
 2002-11-28  Ulrich Drepper  <drepper@redhat.com>
 
+	* sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h: New file.
+
 	* sysdeps/unix/sysv/linux/x86_64/pthread_once.S: New file.
 
 	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: New file.
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h
new file mode 100644
index 0000000000..3048ac0c4a
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h
@@ -0,0 +1,39 @@
+/* Copyright (C) 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _SEMAPHORE_H
+# error "Never use <bits/semaphore.h> directly; include <semaphore.h> instead."
+#endif
+
+
+#define __SIZEOF_SEM_T	32
+
+
+/* Value returned if `sem_open' failed.  */
+#define SEM_FAILED      ((sem_t *) 0)
+
+/* Maximum value the semaphore can have.  */
+#define SEM_VALUE_MAX   ((int) ((~0u) >> 1))
+
+
+typedef union
+{
+  char __size[__SIZEOF_SEM_T];
+  long int __align;
+} sem_t;