From 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Thu, 12 Jul 2007 18:26:36 +0000
Subject: 2.5-18.1

---
 math/math.h | 31 +++++++++++++++++++++++++++++--
 1 file changed, 29 insertions(+), 2 deletions(-)

(limited to 'math/math.h')

diff --git a/math/math.h b/math/math.h
index 7f8a481..c50b2e7 100644
--- a/math/math.h
+++ b/math/math.h
@@ -1,5 +1,6 @@
 /* Declarations for math functions.
-   Copyright (C) 1991-1993,1995-1999,2001,2002,2004 Free Software Foundation, Inc.
+   Copyright (C) 1991-1993, 1995-1999, 2001, 2002, 2004, 2006
+   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
@@ -96,10 +97,36 @@ __BEGIN_DECLS
 # undef _Mdouble_END_NAMESPACE
 # undef	__MATH_PRECNAME
 
-# if (__STDC__ - 0 || __GNUC__ - 0) && !defined __NO_LONG_DOUBLE_MATH
+# if (__STDC__ - 0 || __GNUC__ - 0) \
+     && (!defined __NO_LONG_DOUBLE_MATH || defined __LDBL_COMPAT)
+#  ifdef __LDBL_COMPAT
+
+#   ifdef __USE_ISOC99 
+extern float __nldbl_nexttowardf (float __x, long double __y)
+				  __THROW __attribute__ ((__const__));
+#    ifdef __REDIRECT_NTH
+extern float __REDIRECT_NTH (nexttowardf, (float __x, long double __y),
+			     __nldbl_nexttowardf)
+     __attribute__ ((__const__));
+extern double __REDIRECT_NTH (nexttoward, (double __x, long double __y),
+			      nextafter) __attribute__ ((__const__));
+extern long double __REDIRECT_NTH (nexttowardl,
+				   (long double __x, long double __y),
+				   nextafter) __attribute__ ((__const__));
+#    endif
+#   endif
+
 /* Include the file of declarations again, this time using `long double'
    instead of `double' and appending l to each function name.  */
 
+#   undef __MATHDECL_1
+#   define __MATHDECL_2(type, function,suffix, args, alias) \
+  extern type __REDIRECT_NTH(__MATH_PRECNAME(function,suffix), \
+			     args, alias)
+#   define __MATHDECL_1(type, function,suffix, args) \
+  __MATHDECL_2(type, function,suffix, args, __CONCAT(function,suffix))
+#  endif
+
 #  ifndef _Mlong_double_
 #   define _Mlong_double_	long double
 #  endif
-- 
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