- Ditched __is_infinity() and __is_not_a_number(), brought them back

as isinf() and isnan().

- Updated code and header files to state exactly which ISO 'C' version
  is meant by the "The following is not part of the ISO 'C' standard."
  warning.

- Integrated rint() and rintf().


git-svn-id: file:///Users/olsen/Code/migration-svn-zu-git/logical-line-staging/clib2/trunk@14699 87f5fb63-7c3d-0410-a384-fd976d0f7a62

library/stdio_vfprintf.c

@@ -1,5 +1,5 @@
 /*
- * $Id: stdio_vfprintf.c,v 1.1.1.1 2004-07-26 16:31:46 obarthel Exp $
+ * $Id: stdio_vfprintf.c,v 1.2 2004-08-07 09:15:32 obarthel Exp $
  *
  * :ts=4
  *
@@ -645,7 +645,7 @@ vfprintf(FILE * stream,const char * format, va_list arg)
 				else
 					v = va_arg(arg, double);
 
-				if(__is_infinity(fabs(v)))
+				if(isinf(v) != 0)
 				{
 					SHOWMSG("infinity");
 
@@ -657,7 +657,7 @@ vfprintf(FILE * stream,const char * format, va_list arg)
 
 					fill_character = ' ';
 				}
-				else if (__is_not_a_number(v))
+				else if (isnan(v))
 				{
 					SHOWMSG("not a number");