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diff --git a/sysdeps/unix/sysv/linux/schedbits.h b/sysdeps/unix/sysv/linux/schedbits.h
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+/* Definitions of constants and data structure for POSIX 1003.1b-1993
+   scheduling interface.
+Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 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
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB.  If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+#ifndef	_SCHEDBITS_H
+#define	_SCHEDBITS_H	1
+
+/* Scheduling algorithms.  */
+#define SCHED_OTHER	0
+#define SCHED_FIFO	1
+#define SCHED_RR	2
+
+/* Data structure to describe a process' schedulability.  */
+struct sched_params
+{
+  int sched_priority;
+};
+
+/* Cloning flags.  */
+#define	CSIGNAL	      0x000000ff  /* Signal mask to be sent at exit.  */
+#define	CLONE_VM      0x00000100  /* Set if VM shared between processes.  */
+#define	CLONE_FS      0x00000200  /* Set if fs info shared between processes.*/
+#define CLONE_FILES   0x00000400  /* Set if open files shared between processes*/
+#define CLONE_SIGHAND 0x00000800  /* Set if signal handlers shared.  */
+#define CLONE_PID     0x00001000  /* Set if pid shared.  */
+
+
+/* Clone current process.  The parameter list of FN is not for true.  Only
+   dots is not allowed by ISO C and without argument the compiler would
+   complain about a missing parameter list.  */
+extern int clone __P ((int (*__fn) (void *, ...), void *__child_stack,
+		       int __flags, int __nargs, ...));
+
+
+#endif /* schedbits.h */