fltk_sys::button

Function Fl_Repeat_Button_set_damage_area

Source 
pub unsafe extern "C" fn Fl_Repeat_Button_set_damage_area(
    self_: *mut Fl_Repeat_Button,
    flag: c_uchar,
    x: c_int,
    y: c_int,
    w: c_int,
    h: c_int,
)