[WinApi, C++] Blokowanie Shutdown

#define _WIN32_WINNT 0x0500
#include <Windows.h>
#include <Winuser.h>
#include <iostream>

int main()
{
    HWND win = GetConsoleWindow();
   
    ShutdownBlockReasonCreate( win, "Bo nie" );
   
    while( true )
         Sleep( 10000 );
   
    return 0;
}

#define _WIN32_WINNT 0x0500
#include <Windows.h>
#include <iostream>
using namespace std;


typedef BOOL( WINAPI * ShutdownBlockReasonCreateD )(
HWND hWnd,
LPCWSTR pwszReason
);

ShutdownBlockReasonCreateD ShutdownBlockReasonCreate;


int main()
{
    HWND win = GetConsoleWindow();
   
    HMODULE hUser32 = LoadLibrary( "User32.dll" );
    ShutdownBlockReasonCreate =( ShutdownBlockReasonCreateD ) GetProcAddress( hUser32, "ShutdownBlockReasonCreate" );
   
    cout << "ShutdownBlockReasonCreate addr: " <<( void * ) ShutdownBlockReasonCreate << endl;
   
    if( ShutdownBlockReasonCreate == NULL )
    {
        cout << "Cannot find specified function!" << endl;
        return 1;
    }
   
    BOOL success = ShutdownBlockReasonCreate( win, L"bo tak" );
    DWORD LE = GetLastError();
   
    if( !success )
    {
        cout << "ShutdownBlockReasonCreate failed LE:" << LE << endl;
        return 2;
    } else cout << "ShutdownBlockReasonCreate succeed!" << endl;
   
   
    while( true )
         Sleep( 10000 );
   
    return 0;
}