VOID AddMenuInfoLine(IN REFIT_MENU_SCREEN *Screen, IN CONST CHAR16 *InfoLine);
VOID AddMenuInfo(IN REFIT_MENU_SCREEN  *SubScreen, IN CONST CHAR16 *Line);
VOID AddMenuEntry(IN REFIT_MENU_SCREEN *Screen, IN REFIT_MENU_ENTRY *Entry, bool freeIt);
VOID AddMenuCheck(REFIT_MENU_SCREEN *SubScreen, CONST CHAR8 *Text, UINTN Bit, INTN ItemNum);
VOID FreeMenu(IN REFIT_MENU_SCREEN *Screen);
UINTN RunMenu(IN REFIT_MENU_SCREEN *Screen, OUT REFIT_ABSTRACT_MENU_ENTRY **ChosenEntry);
UINTN RunMainMenu(IN REFIT_MENU_SCREEN *Screen, IN INTN DefaultSelection, OUT REFIT_ABSTRACT_MENU_ENTRY **ChosenEntry);
VOID DrawMenuText(IN CONST CHAR16 *Text, IN INTN SelectedWidth, IN INTN XPos, IN INTN YPos, IN INTN Cursor);
VOID OptionsMenu(OUT REFIT_ABSTRACT_MENU_ENTRY **ChosenEntry, IN CHAR8 *LastChosenOS);
VOID FreeScrollBar(VOID);
INTN DrawTextXY(IN CONST CHAR16 *Text, IN INTN XPos, IN INTN YPos, IN UINT8 XAlign);
VOID DrawBCSText(IN CONST CHAR16 *Text, IN INTN XPos, IN INTN YPos, IN UINT8 XAlign);