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Как мне вызвать SetWindowLong () в 64-битных версиях ...

#define GWL_WNDPROC (-4) #define GWL_HINSTANCE (-6) #define GWL_HWNDPARENT (-8) #define GWL_STYLE (-16) #define GWL_EXSTYLE (-20) #define GWL_USERDATA (-21) ...

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