[tz] Tzdb build issue

[Guy Harris]

On Jun 1, 2023, at 1:12 AM, Naveen kumar <navinagaraj18 at gmail.com> wrote:

>     I added the -std=gnu11 options also it's shows same error. 

So you added it to the CFLAGS= line in the Makefile and it still complains about "restrict"?  If so, what happens if you add "-std=gnu99" instead?

Or you ran

	make CFLAGS="-std=gnu11" ...

and it still complains about "restrict"?  If so, what happens if you use "-std=gnu99" instead?