SetWindowsHookEx (хук не срабатывает)

#include <windows.h>

#ifdef __cplusplus
extern "C" {
#endif

HHOOK hHKeyBrd = NULL;

LRESULT CALLBACK KeyBrdProc(int nCode, WPARAM wParam, LPARAM lParam)
{
 if  (nCode == HC_ACTION)
    {
...
    }
 return CallNextHookEx (hHKeyBrd,nCode,wParam,lParam);
}

__declspec(dllexport) bool SetHooks(HINSTANCE hModule)
{

    hHKeyBrd = SetWindowsHookEx(WH_KEYBOARD, KeyBrdProc, (HINSTANCE) hModule, NULL);
    return true;
}

__declspec(dllexport) bool UnHook()
{
    return true;
}

#ifdef __cplusplus
}
#endif

#include <stdio.h>
#include <windows.h>

typedef BOOL      (*UnHookProc) (void);
typedef HINSTANCE (*SetHookProc)(HINSTANCE);

MSG   msg;
HHOOK hk=NULL;
DWORD erc;
BOOL  bRes;

SetHookProc SetHook;
UnHookProc  UnHook;
HINSTANCE   hDLL;

int main(int argc, char **argv)
{

hDLL=LoadLibrary("kbdhook.dll");
SetHook=(SetHookProc)GetProcAddress(hDLL, "SetHook");
UnHook =( UnHookProc)GetProcAddress(hDLL,  "UnHook");

if(SetHook==NULL)
 {
  erc=GetLastError();
  printf("Error (code: %d) \n", (int)erc);
  return 1;
 }

if(UnHook==NULL)
 {
  erc=GetLastError();
  printf("Error (code: %d) \n", (int)erc);
  return 1;
 }

SetHook(hDLL);

while(bRes=GetMessage(&msg,0,0,0))
 {
  printf("MSG:%X, WParam:%X, LParam:%X \n",
         (int)(msg.message&65535), msg.wParam, msg.lParam);
 }

UnHook();

}

#include <windows.h>

#define DLL_EXPORT __declspec(dllexport)

HHOOK hHKbd=NULL;
KBDLLHOOKSTRUCT* kbdata;

LRESULT CALLBACK KbdProc(int nCode, WPARAM wParam, LPARAM lParam)
 {
  kbdata = (KBDLLHOOKSTRUCT*)lParam;
  printf("Message: %X, Virtual Code: %u, Scan Code: %u \n",
          wParam, kbdata->vkCode, kbdata->scanCode);
  return CallNextHookEx(hHKbd,nCode,wParam,lParam);
 }

DLL_EXPORT HHOOK SetHook(HINSTANCE hModule)
 {
  return (hHKbd = SetWindowsHookEx(WH_KEYBOARD_LL, KbdProc, hModule, 0));
 }

DLL_EXPORT BOOL UnHook(void)
 {
  return UnhookWindowsHookEx(hHKbd);
 }