Function uart_set_select_notif_callback 

pub unsafe extern "C" fn uart_set_select_notif_callback(
    uart_num: u32,
    uart_select_notif_callback: Option<unsafe extern "C" fn(u32, u32, *mut i32)>,
)

@brief Set notification callback function for select() events @param uart_num UART port number @param uart_select_notif_callback callback function