одинаковые коды в SetWindowsHookEx

#include <windows.h>
#include <fstream.h>
#pragma argsused
 
 struct keys{
 int code;
 WPARAM wParam;
 LPARAM lParam;};
 
keys sym;
int count=0;
 
extern "C" __declspec(dllexport) LPARAM CALLBACK KeyboardProc(  int code, WPARAM wParam, LPARAM lParam)
{
 if (wParam == WM_KEYDOWN)  {
 
     sym.code = code;
     sym.wParam = wParam;
     sym.lParam = lParam;
 
     ofstream out("key.log", ios::app);
 
     if (out == 0) { MessageBoxA(0, "Error open file", "Error open file", 0); }
 
     out.write((char *)&sym, sizeof(keys));
     out.close();
 }
 
 return CallNextHookEx(0, code, wParam, lParam);
}

void __fastcall TForm1::Button1Click(TObject *Sender)
{
 
 static HHOOK hhook;
 static HINSTANCE hlib = LoadLibrary((LPCTSTR) "..\\..\\..\\dll\\debug\\Project1.dll");
 
 if (!hlib) {   MessageBox(0, "Error", "ErrorLoad dll", 0);   }
 
 static HOOKPROC mykey = (HOOKPROC)GetProcAddress(hlib, "KeyboardProc");
 
 if (!mykey) {  MessageBox(0, "Error", "ErrorLoad function", 0);  }
 
 hhook = SetWindowsHookEx(WH_KEYBOARD_LL, mykey, hlib, NULL);
 
 Form1->SpinEdit1->Value = (LPARAM)hhook;
 
 if ( !hhook ) {
    MessageBox(0, "Error", "ErrorLoad hook", 0);
 
 }
 
}