/* Creation of subprocesses, communicating via pipes.
- Copyright (C) 2001-2004 Free Software Foundation, Inc.
+ Copyright (C) 2001-2004, 2006 Free Software Foundation, Inc.
Written by Bruno Haible <haible@clisp.cons.org>, 2001.
This program is free software; you can redistribute it and/or modify
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include <config.h>
/* Specification. */
#include "pipe.h"
#include <fcntl.h>
#include <stdlib.h>
#include <signal.h>
-
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+#include <unistd.h>
#include "error.h"
#include "exit.h"