include window
call $FALSE is_linetouched $win1 2
call OK wmove $win1 0 2
call OK waddch $win1 `\000A`
call $FALSE is_linetouched $win1 2
call OK wmove $win1 2 2
call OK waddch $win1 `\000A`
call $TRUE is_linetouched $win1 2
call OK wrefresh $win1
call $FALSE is_linetouched $win1 2