Function Tk_3DVerticalBevel 

pub unsafe extern "C" fn Tk_3DVerticalBevel(
    tkwin: Tk_Window,
    drawable: Drawable,
    border: Tk_3DBorder,
    x: c_int,
    y: c_int,
    width: c_int,
    height: c_int,
    leftBevel: c_int,
    relief: c_int,
)