2 ! PR25598 Error on repeated backspaces.
3 ! Derived from example given in PR by Dale Ranta
4 ! Contributed by Jerry DeLisle <jvdelisle@gcc.gnu.org>
7 open(unit=11,status='scratch',form='unformatted')
9 read(11,end= 1000 )data
14 read(11,end= 1001 )data
16 if (data.ne.-1) call abort