1include window 2call OK mvwaddch $win1 2 3 `\001a` 3call OK wrefresh $win1 4assign FILE "/tmp/getwin.win" 5call OK putwin $win1 $FILE 6call win2 getwin $FILE 7check win2 NON_NULL 8call OK wrefresh $win2 9call `\001a` mvwinch $win2 2 3 10