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subroutine file_write(iu, i)
integer :: i, iu(5)
WRITE(IU(I), *) 'xyzzy'
end subroutine
program file_30
implicit none
integer :: iu(5), ios
character(len=10) :: line
character(len=25) :: fname
fname = 'temp_output_file_30.txt'
iu(3) = 20
open(unit=iu(3), file=fname, status='replace', action='write')
call file_write(iu, 3)
close(iu(3))
open(unit=99, file=fname, status='old', action='read', iostat=ios)
read(99, '(A)', iostat=ios) line
close(99)
print *, trim(line)
if (trim(adjustl(line)) /= 'xyzzy') error stop
open(unit=97, file=fname, status='old')
close(97, status='delete')
end program
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