C11 threads ABI questions - enum values

[Christoph Hellwig]

On Fri, Oct 03, 2014 at 11:32:48AM -0400, Rich Felker wrote:
> Indeed, they need to be reserved on the kernel side, and during the
> discussion on linux-api, almost everybody seemed to be failing to
> understand why this is needed... :(

At least of O_SEARCH and O_EXEC I strongly disagreed with the idea that
they should be implementated in userspace and still do.