bufIsChangedNotTerm(buf_T *buf)
{
    // In a "prompt" buffer we do respect 'modified', so that we can control
    // closing the window by setting or resetting that option.
    return (!bt_dontwrite(buf) || bt_prompt(buf))
	&& (buf->b_changed || file_ff_differs(buf, TRUE));
}
bufIsChangedNotTerm(buf_T *buf)
{
     
     
    return (!bt_dontwrite(buf) || bt_prompt(buf))
	&& (buf->b_changed || file_ff_differs(buf, TRUE));
}