[PATCH] Add support for ast locale

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?

Full results can be found at:
https://testbot.winehq.org/JobDetails.pl?Key=48447

Your paranoid android.

=== debian9 (build log) ===

Makefile:233: recipe for target 'appwiz.res' failed
Makefile:8662: recipe for target 'dlls/appwiz.cpl' failed
Makefile:530: recipe for target 'avifil32.res' failed
Makefile:8662: recipe for target 'dlls/avifil32' failed
Makefile:374: recipe for target 'browseui.res' failed
Makefile:8662: recipe for target 'dlls/browseui' failed
Task: The win32 build failed

=== debian9 (build log) ===

Makefile:232: recipe for target 'appwiz.res' failed
Makefile:8387: recipe for target 'dlls/appwiz.cpl' failed
Makefile:521: recipe for target 'avifil32.res' failed
Makefile:8387: recipe for target 'dlls/avifil32' failed
Makefile:369: recipe for target 'browseui.res' failed
Makefile:8387: recipe for target 'dlls/browseui' failed
Task: The wow64 build failed