include start
call OK mvaddchstr 6 7 `\002A\002B\002C\002D\002E`
call OK refresh
compare mvaddchnstr.chk
call OK mvaddchstr 8 75 `\0041\0042\0043\0044\0045\0046\0047\0048\0049`
call OK refresh
compare mvaddchstr.chk