To me it seems you took some files from Qt sources, copied them to your project and tried to compile. This won't work, don't even try it - you have to link to Qt as a whole, you can't extract one or two classes from it.
To me it seems you took some files from Qt sources, copied them to your project and tried to compile. This won't work, don't even try it - you have to link to Qt as a whole, you can't extract one or two classes from it.
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