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Added files for making libpariw.lib.

/* $Id: parisys.h,v 1.6 2002/06/09 00:22:42 karim Exp $

Copyright (C) 2000  The PARI group.

This file is part of the PARI/GP package.

PARI/GP is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation. It is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY WHATSOEVER.

Check the License for details. You should have received a copy of it, along
with the package; see the file 'COPYING'. If not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */

/* This files contains macros depending on system and compiler    */

#ifndef LITTLE_ENDIAN_64
#  define   LITTLE_ENDIAN_64 12345678
#endif
#ifndef BIG_ENDIAN_64
#  define   BIG_ENDIAN_64    87654321
#endif
#ifndef LITTLE_ENDIAN
#  define   LITTLE_ENDIAN 1234
#endif
#ifndef BIG_ENDIAN
#  define   BIG_ENDIAN    4321
#endif
#ifndef PDP_ENDIAN
#  define   PDP_ENDIAN    3412
#endif

#ifdef __cplusplus
#  define ANYARG ...
#  define BEGINEXTERN extern "C" {
#  define ENDEXTERN }
#  define INLINE inline
#  ifdef __GNUC__
#    define VOLATILE volatile
#  else
#    define VOLATILE
#  endif
#else
#  define ANYARG
#  define BEGINEXTERN
#  define ENDEXTERN
#  ifdef __GNUC__
#    define VOLATILE __volatile__
#    ifdef GCC_INLINE
#      define INLINE __inline__ static
#    endif
#  else
#    define VOLATILE
#  endif
#endif

#ifdef _WIN32
/* ANSI C does not allow to longjmp() out of a signal handler, in particular,
 * the SIGINT handler. On Win32, the handler is executed in another thread, and
 * longjmp'ing into another thread's stack will utterly confuse the system.
 * Instead, we check whether win32ctrlc is set in new_chunk(). */
  extern int win32ctrlc;
  void dowin32ctrlc();
#endif