[PATCH v18 0/6] MR1120: msvcrt: Add support for localized functions

[Bartosz Kosiorek (＠gang65)]

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  v18: msvcrt: Add _ismbstrail_l implementation.
       msvcrt: Add _ismbslead_l implementation.
       msvcrt: fix error handling for _mbscmp_l
       msvcrt: Add _mbclen_l implementation.

https://gitlab.winehq.org/wine/wine/-/merge_requests/1120