Function fltk_sys::text::Fl_Text_Buffer_search_backward

pub unsafe extern "C" fn Fl_Text_Buffer_search_backward(
    self_: *const Fl_Text_Buffer,
    start_pos: c_int,
    search_string: *const c_char,
    found_pos: *mut c_int,
    match_case: c_int
) -> c_int