[PATCH] time/tst-mktime2: Improve test error reporting

[Gabriel F. T. Gomes]

On Fri, 19 Oct 2018, Florian Weimer wrote:

>2018-10-19  Florian Weimer  <fweimer@redhat.com>
>
>	* time/tst-mktime2.c (N_STRINGS): Remove.
>	(set_timezone): New function.
>	(spring_forward_gap): Call it.  Use FAIL_EXIT1.
>	(mktime_test1): Report localtime failure and check errno value.
>	Use TEST_COMPARE.
>	(irix_6_4_bug, bigtime_test): Use TEST_COMPARE.
>	(do_test): Remove alarm call. Use set_timezone and array_length.

Looks good to me.