Fixed issues found by winapi_check.

dlls/comctl32/listview.c

@@ -1108,7 +1108,6 @@ static LRESULT LISTVIEW_MouseMove(HWND hwnd, WPARAM wParam, LPARAM lParam)
 {
   LISTVIEW_INFO *infoPtr = (LISTVIEW_INFO *)GetWindowLongA(hwnd, 0);
   TRACKMOUSEEVENT trackinfo;
-  POINT pt;
  
   /* see if we are supposed to be tracking mouse hovering */
   if(infoPtr->dwExStyle & LVS_EX_TRACKSELECT) {
@@ -5554,7 +5553,6 @@ static LRESULT LISTVIEW_SetItemA(HWND hwnd, LPLVITEMA lpLVItem)
 static BOOL LISTVIEW_SetItemCount(HWND hwnd, INT nItems, DWORD dwFlags)
 {
   LISTVIEW_INFO *infoPtr = (LISTVIEW_INFO*)GetWindowLongA(hwnd, 0);
-  LISTVIEW_ITEM *lpItem = NULL;
 
   FIXME("(%d %08lx)stub!\n", nItems, dwFlags);
 

dlls/richedit/richedit.c

@@ -30,7 +30,7 @@ DWORD  RICHED32_dwProcessesAttached = 0;
 /* LPSTR  RICHED32_aSubclass = (LPSTR)NULL; */
 HMODULE RICHED32_hModule = 0;
 
-/*
+/***********************************************************************
  * RICHED32_LibMain [Internal] Initializes the internal 'RICHED32.DLL'.
  *
  * PARAMS
@@ -164,7 +164,7 @@ static LRESULT WINAPI RICHED32_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam,
     return DefWindowProcA( hwnd,uMsg,wParam,lParam);
 }
 
-/*
+/***********************************************************************
  * DllGetVersion [COMCTL32.25]
  *
  * Retrieves version information of the 'COMCTL32.DLL'

include/richedit.h

@@ -57,7 +57,7 @@ extern "C" {
 #define EM_GETWORDBREAKPROCEX	(WM_USER + 80)
 #define EM_SETWORDBREAKPROCEX	(WM_USER + 81)
 
-typedef DWORD (CALLBACK* EDITSTREAMCALLBACK)( DWORD, LPBYTE, LONG, LONG );
+typedef DWORD (CALLBACK* EDITSTREAMCALLBACK)( DWORD, LPBYTE, LONG, LONG * );
 
 typedef struct
 {