o que está errado nesse C++?

e ai galera.. blz? altas horas da noite... e nois acordado aki... olha soh, quando eu vou compilar ele diz q esse código aki está errado... me digam o que pode estar errado...
F L W!!!
Código :
class WaveHeader : public WAVEHDR -->>DIZ QUE AQUI ESTA ERRADO
{
public:
	-->>DIZ QUE AQUI ESTA ERRADO bool isDone() const { return dwFlags & WHDR_DONE ; } ;
} ;
 
class WaveFormat : public WAVEFORMATEX
{
public:
	WaveFormat( DWORD rate, WORD chan, WORD bits )
	{
		wFormatTag = WAVE_FORMAT_PCM ;
		-->>DIZ QUE AQUI ESTA ERRADO nChannels = chan ;
		-->>DIZ QUE AQUI ESTA ERRADOnSamplesPerSec = rate ;
		-->>DIZ QUE AQUI ESTA ERRADOnAvgBytesPerSec = chan * rate * bits / 8 ;
		nBlockAlign = chan * bits / 8 ;
		wBitsPerSample = bits ;
		cbSize = 0 ;
	} ;
} ;
 
 
class WaveIn
{
public:
 
	WaveIn() : status( MMSYSERR_BADDEVICEID ) {} ;
	~WaveIn() { if( ok() ) { Stop(); Reset() ; Close() ; } ; } ;
 
	bool Open( HWND, UINT, WaveFormat& ) ;
	bool Close() ;
	void Reset() { if( ok() ) waveInReset( hWave ) ; } ;
 
	void Start() { waveInStart( hWave ) ; } ;
	void Stop() { waveInStop( hWave ) ; } ;
 
	void Prepare( WaveHeader* ) ;
	void UnPrepare( WaveHeader* ) ;
	void Send( WaveHeader* ) ;
 
	LPSTR queryError() ;
	LPCSTR queryTitle() { return "WaveAudio Input Engine" ; } ;
	bool ok() { return status == 0 ; } ;
	bool isInUse() { return status == MMSYSERR_ALLOCATED ; } ;
 
private:
 
	HWAVEIN hWave ;
	UINT status ;
	char errorText[164] ;
} ;
 
class Recorder
{
	enum { NUM_BUF = 8 } ;
public:
	Recorder( WORD cSamples, DWORD cSamplesPerSec, WORD nChannels, WORD bits ) ;
	~Recorder() ;
 
	bool Start( HWND hwnd ) ;
	void Stop() ;
 
	bool isBufferDone() const { return _header[_iBuf].isDone() ; } ;
	bool BufferDone() ;
 
	bool FillVector( svector<double>& ) ;
 
	WORD SampleCount() const { return _cSamples ; } ;
	DWORD SamplesPerSec() const { return _cSamplesPerSec ; } ;
	WORD Bits() const { return _bits ; } ;
	WORD Channels() const { return _nChannels ; } ;
 
protected:
 
	WaveIn _wave ;
	int _iBuf ;
 
	WORD _cSamples ;
	DWORD _cSamplesPerSec ;
	WORD _nChannels ;
	WORD _bits ;
	WORD _cbBuf ;
 
	WaveHeader _header [ NUM_BUF ] ;
	LPSTR _dataPool ;
	svector<int> avoid_errors ;
} ;
 
inline bool WaveIn::Open( HWND hWnd, UINT id, WaveFormat& fmt )
{
	status = waveInOpen( &hWave, id, &fmt, (DWORD)hWnd, NULL, CALLBACK_WINDOW ) ;
	return ok() ;
} ;
 
inline bool WaveIn::Close()
{
	if( waveInClose( hWave ) == 0 && ok() )
	{
		status = MMSYSERR_BADDEVICEID ;
		return true ;
	} ;
	return false ;
} ;
 
inline void WaveIn::Prepare( WaveHeader* phdr )
{
	waveInPrepareHeader( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline void WaveIn::UnPrepare( WaveHeader* phdr )
{
	waveInUnprepareHeader( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline void WaveIn::Send( WaveHeader* phdr )
{
	waveInAddBuffer( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline LPSTR WaveIn::queryError()
{
	waveInGetErrorText( status, errorText, sizeof(errorText) ) ;
	return errorText ;
} ;class WaveHeader : public WAVEHDR
{
public:
	bool isDone() const { return dwFlags & WHDR_DONE ; } ;
} ;
 
class WaveFormat : public WAVEFORMATEX
{
public:
	WaveFormat( DWORD rate, WORD chan, WORD bits )
	{
		wFormatTag = WAVE_FORMAT_PCM ;
		nChannels = chan ;
		nSamplesPerSec = rate ;
		nAvgBytesPerSec = chan * rate * bits / 8 ;
		nBlockAlign = chan * bits / 8 ;
		wBitsPerSample = bits ;
		cbSize = 0 ;
	} ;
} ;
 
 
class WaveIn
{
public:
 
	WaveIn() : status( MMSYSERR_BADDEVICEID ) {} ;
	~WaveIn() { if( ok() ) { Stop(); Reset() ; Close() ; } ; } ;
 
	bool Open( HWND, UINT, WaveFormat& ) ;
	bool Close() ;
	void Reset() { if( ok() ) waveInReset( hWave ) ; } ;
 
	void Start() { waveInStart( hWave ) ; } ;
	void Stop() { waveInStop( hWave ) ; } ;
 
	void Prepare( WaveHeader* ) ;
	void UnPrepare( WaveHeader* ) ;
	void Send( WaveHeader* ) ;
 
	LPSTR queryError() ;
	LPCSTR queryTitle() { return "WaveAudio Input Engine" ; } ;
	bool ok() { return status == 0 ; } ;
	bool isInUse() { return status == MMSYSERR_ALLOCATED ; } ;
 
private:
 
	HWAVEIN hWave ;
	UINT status ;
	char errorText[164] ;
} ;
 
class Recorder
{
	enum { NUM_BUF = 8 } ;
public:
	Recorder( WORD cSamples, DWORD cSamplesPerSec, WORD nChannels, WORD bits ) ;
	~Recorder() ;
 
	bool Start( HWND hwnd ) ;
	void Stop() ;
 
	bool isBufferDone() const { return _header[_iBuf].isDone() ; } ;
	bool BufferDone() ;
 
	bool FillVector( svector<double>& ) ;
 
	WORD SampleCount() const { return _cSamples ; } ;
	DWORD SamplesPerSec() const { return _cSamplesPerSec ; } ;
	WORD Bits() const { return _bits ; } ;
	WORD Channels() const { return _nChannels ; } ;
 
protected:
 
	WaveIn _wave ;
	int _iBuf ;
 
	WORD _cSamples ;
	DWORD _cSamplesPerSec ;
	WORD _nChannels ;
	WORD _bits ;
	WORD _cbBuf ;
 
	WaveHeader _header [ NUM_BUF ] ;
	LPSTR _dataPool ;
	svector<int> avoid_errors ;
} ;
 
inline bool WaveIn::Open( HWND hWnd, UINT id, WaveFormat& fmt )
{
	-->>DIZ QUE AQUI ESTA ERRADO status = waveInOpen( &hWave, id, &fmt, (DWORD)hWnd, NULL, CALLBACK_WINDOW ) ;
	return ok() ;
} ;
 
inline bool WaveIn::Close()
{
	if( waveInClose( hWave ) == 0 && ok() )
	{
		status = MMSYSERR_BADDEVICEID ;
		return true ;
	} ;
	return false ;
} ;
 
inline void WaveIn::Prepare( WaveHeader* phdr )
{
	waveInPrepareHeader( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline void WaveIn::UnPrepare( WaveHeader* phdr )
{
	waveInUnprepareHeader( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline void WaveIn::Send( WaveHeader* phdr )
{
	waveInAddBuffer( hWave, phdr, sizeof(WAVEHDR) ) ;
} ;
 
inline LPSTR WaveIn::queryError()
{
	waveInGetErrorText( status, errorText, sizeof(errorText) ) ;
	return errorText ;
} ;
FLWWWWWWWWWWWWWWWWWWW!