diff --git a/clientscr/Mac_Saver_Module.h b/clientscr/Mac_Saver_Module.h
index 57db3b3e09..ebadc54ce1 100755
--- a/clientscr/Mac_Saver_Module.h
+++ b/clientscr/Mac_Saver_Module.h
@@ -51,12 +51,7 @@ class CScreensaver
 public:
     CScreensaver();
 
-#ifdef _WIN32
-    virtual HRESULT Create( HINSTANCE hInstance );
-    HRESULT         DisplayErrorMsg( HRESULT hr );
-#elif defined(__APPLE__)
     int             Create();
-#endif
     int             Run();
 
 
@@ -64,35 +59,6 @@ public:
     // Infrastructure layer 
     //
 protected:
-#ifdef _WIN32
-    SaverMode       ParseCommandLine( TCHAR* pstrCommandLine );
-    VOID            EnumMonitors( VOID );
-
-    int             UtilGetRegKey(LPCTSTR name, DWORD &keyval);
-    int             UtilSetRegKey(LPCTSTR name, DWORD value);
-    int             UtilGetRegStartupStr(LPCTSTR name, LPTSTR str);
-
-    BOOL            IsConfigStartupBOINC();
-
-    BOOL            CreateInfrastructureMutexes();
-
-    BOOL            GetError( BOOL& bErrorMode, HRESULT& hrError, TCHAR* pszError, size_t iErrorSize );
-    BOOL            SetError( BOOL bErrorMode, HRESULT hrError );
-    VOID            UpdateErrorBoxText();
-    virtual BOOL    GetTextForError( HRESULT hr, TCHAR* pszError, DWORD dwNumChars );
-
-
-    // Variables for non-fatal error management
-    HANDLE          m_hErrorManagementMutex;
-    BOOL            m_bErrorMode;        // Whether to display an error
-    HRESULT         m_hrError;           // Error code to display
-    TCHAR           m_szError[400];      // Error message text
-
-    BOOL            m_bBOINCConfigChecked;
-    BOOL            m_bBOINCStartupConfigured;
-    DWORD           m_dwBlankScreen;
-    DWORD           m_dwBlankTime;
-#elif defined(__APPLE__)
     OSStatus        initBOINCApp(void);
     int             GetBrandID(void);
     char*           PersistentFGets(char *buf, size_t buflen, FILE *f);
@@ -112,7 +78,6 @@ protected:
     pid_t           m_CoreClientPID;
     int             m_dwBlankScreen;
     time_t          m_dwBlankTime;
-#endif
 
 
     //
@@ -122,14 +87,6 @@ protected:
     bool            CreateDataManagementThread();
     bool            DestoryDataManagementThread();
 
-#ifdef _WIN32
-    DWORD WINAPI    DataManagementProc();
-    static DWORD WINAPI DataManagementProcStub( LPVOID lpParam );
-    int             launch_screensaver(RESULT* rp, HANDLE& graphics_application);
-    int             terminate_screensaver(HANDLE& graphics_application, RESULT *worker_app);
-    HANDLE          m_hDataManagementThread;
-    HANDLE          m_hGraphicsApplication;
-#elif defined(__APPLE__)
     void*           DataManagementProc();
     static void*    DataManagementProcStub( void* param );
     int             terminate_screensaver(int& graphics_application, RESULT *worker_app);
@@ -138,7 +95,6 @@ protected:
     OSErr           KillScreenSaver(void);
     pthread_t       m_hDataManagementThread;
     pid_t           m_hGraphicsApplication;
-#endif
 
 // Determine if two RESULT pointers refer to the same task
     bool            is_same_task(RESULT* taska, RESULT* taskb);
@@ -166,26 +122,7 @@ protected:
     //
     // Presentation layer
     //
-#ifdef _WIN32
 protected:
-    HRESULT         CreateSaverWindow();
-    VOID            UpdateErrorBox();
-    VOID            InterruptSaver();
-    VOID            ChangePassword();
-
-    VOID            DoConfig();
-    HRESULT         DoSaver();
-    VOID            DoPaint( HWND hwnd, HDC hdc, LPPAINTSTRUCT lpps );
-
-    void            DrawTransparentBitmap(HDC hdc, HBITMAP hBitmap, LONG xStart, LONG yStart, COLORREF cTransparentColor);
-
-    LRESULT         SaverProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
-    INT_PTR         ConfigureDialogProc( HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam );
-
-    static LRESULT CALLBACK SaverProcStub( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
-    static INT_PTR CALLBACK ConfigureDialogProcStub( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
-    void            ShutdownSaver();
-#elif defined(__APPLE__)        
     char            m_MsgBuf[2048];
     char            m_BannerText[2048];
     int             m_BannerWidth;
@@ -195,31 +132,8 @@ public:
     int             drawGraphics(GrafPtr aPort);
     void            drawPreview(GrafPtr aPort);
     void            ShutdownSaver();
-#endif
 
 protected:
-#ifdef _WIN32
-    SaverMode				m_SaverMode;         // sm_config, sm_full, sm_preview, etc.
-    BOOL					m_bAllScreensSame;   // If TRUE, show same image on all screens
-    HWND					m_hWnd;              // Focus window and device window on primary
-    HWND					m_hWndParent;
-    HINSTANCE				m_hInstance;
-    BOOL					m_bWaitForInputIdle;  // Used to pause when preview starts
-    DWORD					m_dwSaverMouseMoveCount;
-    BOOL					m_bIs9x;
-    BOOL					m_bCheckingSaverPassword;
-    BOOL					m_bWindowed;
-
-    INTERNALMONITORINFO		m_Monitors[MAX_DISPLAYS];
-    DWORD					m_dwNumMonitors;
-    RECT					m_rcRenderTotal;     // Rect of entire area to be rendered
-    RECT					m_rcRenderCurDevice; // Rect of render area of current device
-    BOOL					m_bPaintingInitialized;
-
-    TCHAR					m_strWindowTitle[200]; // Title for the app's window
-
-    DWORD                   m_dwLastInputTimeAtStartup;
-#endif
 };
 
 #endif