Fixed prototypes of a couple of comm routines.

include/winuser.h

@@ -2818,7 +2818,7 @@ BOOL      WINAPI CheckMenuRadioItem(HMENU,UINT,UINT,UINT,UINT);
 BOOL      WINAPI CheckRadioButton(HWND,UINT,UINT,UINT);
 HWND      WINAPI ChildWindowFromPoint(HWND,POINT);
 HWND      WINAPI ChildWindowFromPointEx(HWND,POINT,UINT);
-BOOL      WINAPI ClearCommBreak(INT);
+BOOL      WINAPI ClearCommBreak(HANDLE);
 BOOL      WINAPI ClientToScreen(HWND,LPPOINT);
 BOOL      WINAPI ClipCursor(const RECT*);
 BOOL      WINAPI CloseClipboard(void);
@@ -2958,7 +2958,7 @@ INT       WINAPI EnumPropsW(HWND,PROPENUMPROCW);
 #define     EnumProps WINELIB_NAME_AW(EnumProps)
 BOOL      WINAPI EnumWindows(WNDENUMPROC,LPARAM);
 BOOL      WINAPI EqualRect(const RECT*,const RECT*);
-BOOL      WINAPI EscapeCommFunction(INT,UINT);
+BOOL      WINAPI EscapeCommFunction(HANDLE,UINT);
 INT       WINAPI ExcludeUpdateRgn(HDC,HWND);
 #define     ExitWindows(a,b) ExitWindowsEx(EWX_LOGOFF,0xffffffff)
 INT       WINAPI FillRect(HDC,const RECT*,HBRUSH);
@@ -3249,7 +3249,7 @@ LONG        WINAPI SetClassLongW(HWND,INT,LONG);
 WORD        WINAPI SetClassWord(HWND,INT,WORD);
 HANDLE    WINAPI SetClipboardData(UINT,HANDLE);
 HWND      WINAPI SetClipboardViewer(HWND);
-BOOL      WINAPI SetCommBreak(INT);
+BOOL      WINAPI SetCommBreak(HANDLE);
 HCURSOR   WINAPI SetCursor(HCURSOR);
 BOOL      WINAPI SetCursorPos(INT,INT);
 BOOL      WINAPI SetDeskWallPaper(LPCSTR);