[Issue 24132] ImportC: Add support for wchar_t

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=24132

ryuukk_ <ryuukk.dev at gmail.com> changed:

           What    |Removed                     |Added
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                 CC|                            |ryuukk.dev at gmail.com

--- Comment #1 from ryuukk_ <ryuukk.dev at gmail.com> ---
Sounds like an easy PR to do, add the define here:

https://github.com/dlang/dmd/blob/master/druntime/src/importc.h

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