Obsolete and Removed POSIX Functions

[Yaakov Selkowitz]

On 2016-02-15 13:09, Joel Sherrill wrote:
> I am unsure how methods noted by POSIX as obsolete should
> be guarded.
>
> http://pubs.opengroup.org/onlinepubs/9699919799/xrat/V4_xsh_chap01.html
>
> For example, asctime() and asctime_r() were marked as obsolescent
> in Issue 7.

obsolete != removed:

http://man7.org/linux/man-pages/man3/asctime.3.html

> Similarly, that page lists some methods that should be removed.
> I am assuming it is OK to still support them but what should the
> guards be?

Did you see my RFC:

https://sourceware.org/ml/newlib/2016/msg00072.html

There are several examples therein, which can easily be found by 
searching for "&& !__"

-- 
Yaakov