[PATCH]: Add ctype builtin declarations

[Roger Sayle]

On Thu, 25 Mar 2004, Kaveh R. Ghazi wrote:
> 2004-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
>
> 	* builtins.def: Add ctype builtins.
> 	* doc/extend.texi: Likewise.
> 	* gcc.dg/torture/builtin-ctype-1.c: New test.
>

Ok for mainline.

Language standards aren't my area of expertise, but the newlib man
pages state that "isascii" is ANSI C, but "toascii" is not.  Could
you double check that BUILT_IN_ISASCII shouldn't be DEF_LIB_BUILTIN
instead of DEF_EXT_LIB_BUILTIN?

Thanks,

Roger
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