Function wcsstr

pub unsafe fn wcsstr(
    s1: impl CastInto<MutPtr<wchar_t>>,
    s2: impl CastInto<Ptr<wchar_t>>,
) -> MutPtr<wchar_t>

Calls C++ function: wchar_t* std::wcsstr(wchar_t* __s1, const wchar_t* __s2).