/* Test for NaN that does not need libm.
- Copyright (C) 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 2007-2013 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
# else
/* Get declaration of isnanf(), if not declared in <math.h>. */
# if defined __sgi
-# include <ieeefp.h>
+ /* We can't include <ieeefp.h>, because it conflicts with our definition of
+ isnand. Therefore declare isnanf separately. */
+extern int isnanf (float x);
# endif
# endif
#else