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diff --git a/REORG.TODO/nptl/semaphoreP.h b/REORG.TODO/nptl/semaphoreP.h
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+/* Copyright (C) 2002-2017 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <semaphore.h>
+#include "pthreadP.h"
+
+#define SEM_SHM_PREFIX  "sem."
+
+/* Keeping track of currently used mappings.  */
+struct inuse_sem
+{
+  dev_t dev;
+  ino_t ino;
+  int refcnt;
+  sem_t *sem;
+  char name[0];
+};
+
+
+/* The search tree for existing mappings.  */
+extern void *__sem_mappings attribute_hidden;
+
+/* Lock to protect the search tree.  */
+extern int __sem_mappings_lock attribute_hidden;
+
+
+/* Comparison function for search in tree with existing mappings.  */
+extern int __sem_search (const void *a, const void *b) attribute_hidden;
+
+
+/* Prototypes of functions with multiple interfaces.  */
+extern int __new_sem_init (sem_t *sem, int pshared, unsigned int value);
+extern int __old_sem_init (sem_t *sem, int pshared, unsigned int value);
+extern int __new_sem_destroy (sem_t *sem);
+extern int __new_sem_post (sem_t *sem);
+extern int __new_sem_wait (sem_t *sem);
+extern int __old_sem_wait (sem_t *sem);
+extern int __new_sem_trywait (sem_t *sem);
+extern int __new_sem_getvalue (sem_t *sem, int *sval);