1373 buffer_s_aref(VALUE self UNUSED, VALUE num)  in buffer_s_aref()  argument
1376     int n = NUM2INT(num);  in buffer_s_aref()
1426 buffer_aref(VALUE self, VALUE num)  in buffer_aref()  argument
1431 	return get_buffer_line(buf, (linenr_T)NUM2LONG(num));  in buffer_aref()
1469 buffer_aset(VALUE self, VALUE num, VALUE str)  in buffer_aset()  argument
1474 	return set_buffer_line(buf, (linenr_T)NUM2LONG(num), str);  in buffer_aset()
1479 buffer_delete(VALUE self, VALUE num)  in buffer_delete()  argument
1482     long	n = NUM2LONG(num);  in buffer_delete()
1515 buffer_append(VALUE self, VALUE num, VALUE str)  in buffer_append()  argument
1519     long	n = NUM2LONG(num);  in buffer_append()
1661 window_s_aref(VALUE self UNUSED, VALUE num)  in window_s_aref()  argument
1664     int n = NUM2INT(num);  in window_s_aref()