[PATCH 1/5] support: Add xclock_gettime

[Florian Weimer]

* Mike Crowe:

> * support/xclock_gettime.c (xclock_gettime): New file. Provide
> 	clock_gettime wrapper for use in tests that fails the test rather
> 	than returning failure.
>
> 	* support/xtime.h: New file to declare xclock_gettime.
>
> 	* support/Makefile: Add xclock_gettime.c.
>
> 	* support/README: Mention xtime.h.

Patch looks good, but the commit message above looks a bit odd (I mean
the indentation).

Do you have an account on sourceware?  If yes, please push this
independently of the rest.

Thanks,
Florian