WWinMain не может быть перегружена

#include <Windows.h>
#include <iostream>
 
int CALLBACK wWinMain(HINSTANCE hInstance, PWSTR szCmdLine, int nCmdShow)
{
    MSG msg{};
    HWND hwnd{};
    WNDCLASSEX wc{};
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hbrBackground = reinterpret_cast<HBRUSH>(GetStockObject(WHITE_BRUSH));
    wc.hCursor = LoadCursor(nullptr, IDC_ARROW);
    wc.hIcon = LoadIcon(nullptr, IDI_APPLICATION);
    wc.hIconSm = LoadIcon(nullptr, IDI_APPLICATION);
    wc.hInstance = hInstance;
    wc.lpfnWndProc = [](HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)->LRESULT
    {
        switch(uMsg)
        {
            case WM_DESTROY:
            {
                PostQuitMessage(EXIT_SUCCESS);
            }
            return 0;
        }
        return DefWindowProc(hWnd,uMsg,wParam,lParam);
    };
    wc.lpszClassName = L"MYAPPCLASS";
    wc.lpszMenuName = nullptr;
    wc.style = CS_VREDRAW | CS_HREDRAW;
 
    if (!RegisterClassEx(&wc))
    {
        return EXIT_FAILURE;
    }
    hwnd = CreateWindow(wc.lpszClassName, L"WINAPI", WS_OVERLAPPEDWINDOW, 10, 10, 800, 800, nullptr, nullptr, wc.hInstance, nullptr);
    if (hwnd == INVALID_HANDLE_VALUE)
    {
        return EXIT_FAILURE;
    }
    ShowWindow(hwnd, nCmdShow);
    UpdateWindow(hwnd);
    while (GetMessage(&msg, nullptr, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
 
    return static_cast<int>(msg.wParam);
}

int CALLBACK wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PWSTR szCmdLine, int nCmdShow)