Function libslang_sys::slang::SLrline_set_update_hook

pub unsafe extern "C" fn SLrline_set_update_hook(
    arg1: *mut SLrline_Type, 
    arg2: Option<unsafe extern "C" fn(rli: *mut SLrline_Type, prompt: *mut c_char, buf: *mut c_char, len: c_uint, point: c_uint, client_data: VOID_STAR)>, 
    client_data: VOID_STAR
) -> c_int