diff --git a/controls/menu.c b/controls/menu.c
index 4754eff6636..afe322369f2 100644
--- a/controls/menu.c
+++ b/controls/menu.c
@@ -1717,7 +1717,7 @@ static LPCSTR MENUEX_ParseResource( LPCSTR res, HMENU hMenu)
 	}
 
 	if (resinfo & 1) {	/* Pop-up? */
-	    DWORD helpid = GET_DWORD(res); /* FIXME: use this.  */
+	    /* DWORD helpid = GET_DWORD(res); FIXME: use this.  */
 	    res += sizeof(DWORD);
 	    mii.hSubMenu = CreatePopupMenu();
 	    if (!mii.hSubMenu)
diff --git a/dlls/comctl32/hotkey.c b/dlls/comctl32/hotkey.c
index a2e5d28722e..b798248a7dc 100644
--- a/dlls/comctl32/hotkey.c
+++ b/dlls/comctl32/hotkey.c
@@ -233,7 +233,7 @@ HOTKEY_SetFont (WND *wndPtr, WPARAM wParam, LPARAM lParam)
 }
 
 
-static LRESULT
+static LRESULT WINE_UNUSED
 HOTKEY_SysKeyDown (WND *wndPtr, WPARAM wParam, LPARAM lParam)
 {
     /* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr(wndPtr); */
@@ -262,7 +262,7 @@ HOTKEY_SysKeyDown (WND *wndPtr, WPARAM wParam, LPARAM lParam)
 }
 
 
-static LRESULT
+static LRESULT WINE_UNUSED
 HOTKEY_SysKeyUp (WND *wndPtr, WPARAM wParam, LPARAM lParam)
 {
     /* HOTKEY_INFO *infoPtr = HOTKEY_GetInfoPtr(wndPtr); */
diff --git a/dlls/comctl32/toolbar.c b/dlls/comctl32/toolbar.c
index 4db62ad56ac..82010c0d471 100644
--- a/dlls/comctl32/toolbar.c
+++ b/dlls/comctl32/toolbar.c
@@ -313,14 +313,17 @@ static void
 TOOLBAR_CalcToolbar (WND *wndPtr)
 {
     TOOLBAR_INFO *infoPtr = TOOLBAR_GetInfoPtr(wndPtr);
-    TBUTTON_INFO *btnPtr, *grpPtr;
-    INT i, j, nRows;
+    TBUTTON_INFO *btnPtr;
+    INT i, nRows;
     INT x, y, cx, cy;
     BOOL bWrap;
     SIZE  sizeString;
 /* --- new --- */
+#ifdef __NEW_WRAP_CODE__
     INT  nGrpCount = 0;
-    INT  grpX;
+    INT  grpX,j;
+    TBUTTON_INFO *grpPtr;
+#endif
 /* --- end new --- */
 
     TOOLBAR_CalcStrings (wndPtr, &sizeString);
diff --git a/dlls/comctl32/treeview.c b/dlls/comctl32/treeview.c
index 82d6c10fd97..6f597bb8376 100644
--- a/dlls/comctl32/treeview.c
+++ b/dlls/comctl32/treeview.c
@@ -419,7 +419,7 @@ TREEVIEW_DrawItem (WND *wndPtr, HDC hdc, TREEVIEW_ITEM *wineItem)
   TREEVIEW_INFO *infoPtr = TREEVIEW_GetInfoPtr(wndPtr);
   INT  oldBkMode,center,xpos,cx,cy, cditem, drawmode;
   TREEVIEW_ITEM *parentItem;
-  COLORREF oldBkColor;
+  COLORREF oldBkColor = 0;
   HFONT hOldFont;
   UINT uTextJustify = DT_LEFT;
   HPEN hOldPen, hnewPen;
diff --git a/loader/pe_image.c b/loader/pe_image.c
index f56daa1924f..0affebb4364 100644
--- a/loader/pe_image.c
+++ b/loader/pe_image.c
@@ -821,11 +821,12 @@ HMODULE PE_LoadLibraryExA (LPCSTR name,
     }
 
     /* Now try the built-in even if disabled */
-    if ( builtin )
+    if ( builtin ) {
         if ( (hModule32 = BUILTIN32_LoadImage( name, &ofs, TRUE )) )
             WARN( module, "Could not load external DLL '%s', using built-in module.\n", name );
         else
             return 0;
+    }
 
 
     /* Create 16-bit dummy module */
diff --git a/msdos/dpmi.c b/msdos/dpmi.c
index caab2ea82b7..41794fa8860 100644
--- a/msdos/dpmi.c
+++ b/msdos/dpmi.c
@@ -437,7 +437,7 @@ static void CallRMProc( CONTEXT *context, int iret )
 }
 
 
-static void WINAPI RMCallbackProc( RMCB *rmcb )
+static void WINAPI WINE_UNUSED RMCallbackProc( RMCB *rmcb )
 {
     /* This routine should call DPMI_CallRMCBProc, but we don't have the
        register structure available - this is easily fixed by going through
diff --git a/multimedia/audio.c b/multimedia/audio.c
index e9716a419f4..7fefd89ee3d 100644
--- a/multimedia/audio.c
+++ b/multimedia/audio.c
@@ -31,12 +31,6 @@
 #define SOUND_DEV "/dev/dsp"
 #define MIXER_DEV "/dev/mixer"
 
-#ifdef SOUND_VERSION
-#define IOCTL(a,b,c)		((-1==ioctl(a,b,&c))&&(perror("ioctl:"#b":"#c),0))
-#else
-#define IOCTL(a,b,c)		(c = ioctl(a,b,c) )
-#endif
-
 #define MAX_WAVEOUTDRV 	(1)
 #define MAX_WAVEINDRV 	(1)
 
diff --git a/multimedia/mmsystem.c b/multimedia/mmsystem.c
index 83f910d9b82..e1ccc4ecacb 100644
--- a/multimedia/mmsystem.c
+++ b/multimedia/mmsystem.c
@@ -1534,6 +1534,7 @@ BOOL WINAPI mciFreeCommandResource(UINT uTable)
 UINT WINAPI mciLoadCommandResource(HANDLE hinst, LPCWSTR resname,UINT type)
 {
     FIXME(mmsys,"(%04x,%s,%d): stub!\n", hinst, debugstr_w(resname), type);
+    return 0;
 }
 
 const char* MCI_CommandToString(UINT16 wMsg)
@@ -3381,7 +3382,7 @@ typedef struct {
 /**************************************************************************
  * 				MMSYSTEM_MidiStreamPlayer	[internal]
  */
-static	void	MMSYSTEM_MidiStreamPlayer(WINE_MIDIStream* ms)
+static	void	WINE_UNUSED MMSYSTEM_MidiStreamPlayer(WINE_MIDIStream* ms)
 {
     /* FIXME: should I sleep a bit when there is no pending lpMidiHdr ? 
      * => provide a better synchronization system
diff --git a/objects/dc.c b/objects/dc.c
index 54b20010212..32984b03ca1 100644
--- a/objects/dc.c
+++ b/objects/dc.c
@@ -868,7 +868,7 @@ BOOL WINAPI GetDCOrgEx( HDC hDC, LPPOINT lpp )
        int w, h, border, depth;
        /* FIXME: this is not correct for managed windows */
        TSXGetGeometry( display, physDev->drawable, &root,
-                    &lpp->x, &lpp->y, &w, &h, &border, &depth );
+                    (int*)&lpp->x, (int*)&lpp->y, &w, &h, &border, &depth );
     }
     else lpp->x = lpp->y = 0;
     lpp->x += dc->w.DCOrgX; lpp->y += dc->w.DCOrgY;
diff --git a/ole/storage32.c b/ole/storage32.c
index 7dc0ca2e8f0..fd812f474ad 100644
--- a/ole/storage32.c
+++ b/ole/storage32.c
@@ -5213,21 +5213,14 @@ static DWORD GetAccessModeFromSTGM(DWORD stgm)
  */
 static DWORD GetCreationModeFromSTGM(DWORD stgm)
 {
-  DWORD dwCreationDistribution;
-  BOOL bSTGM_CREATE      = ((stgm & STGM_CREATE) == STGM_CREATE);
-  BOOL bSTGM_CONVERT     = ((stgm & STGM_CONVERT) == STGM_CONVERT);
-  BOOL bSTGM_FAILIFTHERE = ! (bSTGM_CREATE || bSTGM_CONVERT);
-
-  if (bSTGM_CREATE)
-    dwCreationDistribution = CREATE_ALWAYS;
-  else if (bSTGM_FAILIFTHERE)
-    dwCreationDistribution = CREATE_NEW;
-  else if (bSTGM_CONVERT)
-  {
+  if ( stgm & STGM_CREATE)
+    return CREATE_ALWAYS;
+  if (stgm & STGM_CONVERT) {
     FIXME(ole, "STGM_CONVERT not implemented!\n");
-    dwCreationDistribution = CREATE_NEW;
+    return CREATE_NEW;
   }
-
-  return dwCreationDistribution;
+  /* All other cases */
+  if (stgm & ~ (STGM_CREATE|STGM_CONVERT))
+  	FIXME(ole,"unhandled storage mode : 0x%08lx\n",stgm & ~ (STGM_CREATE|STGM_CONVERT));
+  return CREATE_NEW;
 }
-
diff --git a/windows/driver.c b/windows/driver.c
index cce1911fa74..be719ad4409 100644
--- a/windows/driver.c
+++ b/windows/driver.c
@@ -28,7 +28,7 @@ static LPWINE_DRIVER	lpDrvItemList = NULL;
 /**************************************************************************
  *			LoadStartupDrivers			[internal]
  */
-static void DRIVER_LoadStartupDrivers(void)
+static void WINE_UNUSED DRIVER_LoadStartupDrivers(void)
 {
     HDRVR16	hDrv;
     char  	str[256];
diff --git a/windows/winproc.c b/windows/winproc.c
index 3f04cebc0f1..b32e9f87d1b 100644
--- a/windows/winproc.c
+++ b/windows/winproc.c
@@ -1091,7 +1091,7 @@ INT WINPROC_MapMsg16To32A( UINT16 msg16, WPARAM16 wParam16, UINT *pmsg32,
 	     message queues.
 	  */
 	  HTASK16 htask = (HTASK16) *plparam;
-	  DWORD idThread = ((TDB*)GlobalLock16(htask))->thdb->server_tid;
+	  DWORD idThread = (DWORD)((TDB*)GlobalLock16(htask))->thdb->server_tid;
 	  *plparam = (LPARAM) idThread;
 	}
 	return 1;