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/* Copyright (C) 2001-2019 Artifex Software, Inc.
All Rights Reserved.
This software is provided AS-IS with no warranty, either express or
implied.
This software is distributed under license and may not be copied,
modified or distributed except as expressly authorized under the terms
of the license contained in the file LICENSE in this distribution.
Refer to licensing information at http://www.artifex.com or contact
Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato,
CA 94945, U.S.A., +1(415)492-9861, for further information.
*/
/* Generic substitute for Unix errno.h */
#ifndef errno__INCLUDED
# define errno__INCLUDED
/* We must include std.h before any file that includes sys/types.h. */
#include "std.h"
/* All environments provide errno.h, but in some of them, errno.h */
/* only defines the error numbers, and doesn't declare errno. */
#include <errno.h>
#ifndef errno /* in case it was #defined (very implausible!) */
extern int errno;
#endif
/* Some systems don't have EILSEQ, so (following GNU iconv) we use */
/* ENOENT instead if necessary. */
#ifndef EILSEQ
# define EILSEQ ENOENT
#endif
#endif /* errno__INCLUDED */
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