Source code pulled from OpenBSD for OpenNTPD. The place to contribute to this code is via the OpenBSD CVS tree.
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  1. /* $OpenBSD: fenv.h,v 1.2 2011/05/25 21:46:49 martynas Exp $ */
  2. /* $NetBSD: fenv.h,v 1.2.4.1 2011/02/08 16:18:55 bouyer Exp $ */
  3. /*
  4. * Copyright (c) 2010 The NetBSD Foundation, Inc.
  5. * All rights reserved.
  6. *
  7. * Redistribution and use in source and binary forms, with or without
  8. * modification, are permitted provided that the following conditions
  9. * are met:
  10. * 1. Redistributions of source code must retain the above copyright
  11. * notice, this list of conditions and the following disclaimer.
  12. * 2. Redistributions in binary form must reproduce the above copyright
  13. * notice, this list of conditions and the following disclaimer in the
  14. * documentation and/or other materials provided with the distribution.
  15. *
  16. * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  17. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  18. * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  19. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  20. * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23. * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24. * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26. * POSSIBILITY OF SUCH DAMAGE.
  27. */
  28. #ifndef _FENV_H_
  29. #define _FENV_H_
  30. #include <sys/cdefs.h>
  31. #include <machine/fenv.h>
  32. __BEGIN_DECLS
  33. int feclearexcept(int);
  34. int fegetexceptflag(fexcept_t *, int);
  35. int feraiseexcept(int);
  36. int fesetexceptflag(const fexcept_t *, int);
  37. int fetestexcept(int);
  38. int fegetround(void);
  39. int fesetround(int);
  40. int fegetenv(fenv_t *);
  41. int feholdexcept(fenv_t *);
  42. int fesetenv(const fenv_t *);
  43. int feupdateenv(const fenv_t *);
  44. #if __BSD_VISIBLE
  45. int feenableexcept(int);
  46. int fedisableexcept(int);
  47. int fegetexcept(void);
  48. #endif /* __BSD_VISIBLE */
  49. __END_DECLS
  50. #endif /* ! _FENV_H_ */