kernel: fix determination of using locale

[Dmitry Timoshkov]

"Sergei Butakov" <butsergej at yandex.ru> wrote:

> If set
> # export LANG="POSIX"
> # export LC_CTYPE="ru_RU.CP1251"
> system_lcid (defined by LC_CTYPE) will be "ru_RU.CP1251";
> user_lcid (defined by LANG) will be "en_US" - It's bug and it's visible in 
> programs for Windows.

That's correct IMO, LANG takes the precedence over LC_TYPE. If you specify
LANG="POSIX" you get what you asked for. AFAIK glibc does the same thing.

-- 
Dmitry.