[PATCH] <time.h>: Make strptime available by default

[Andreas Schwab]

On Nov 28 2022, Florian Weimer via Libc-alpha wrote:

> This matches what FreeBSD does.

Does it?  What I see is that the strptime declaration is conditional on
__XSI_VISIBLE, which is their equivalent of __USE_XOPEN, I think.

> diff --git a/time/time.h b/time/time.h
> index d18089116e..f507b44228 100644
> --- a/time/time.h
> +++ b/time/time.h
> @@ -101,7 +101,7 @@ extern size_t strftime (char *__restrict __s, size_t __maxsize,
>  			const char *__restrict __format,
>  			const struct tm *__restrict __tp) __THROW;
>  
> -#ifdef __USE_XOPEN
> +#if (defined __USE_XOPEN || defined __USE_MISC)

No need for parens.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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