Terminates the processing of files and reels/units with optional rewind and locking where appropriate. For record sequential files, the terms "reel" and "unit" are interchangeable; the treatment of sequential disk files is logically equivalent to the treatment of a file on tape or similar sequential media.
| Opcode | Operation | File Type |
|---|---|---|
| 80 | CLOSE | L S R I |
| 81 | CLOSE WITH LOCK | L S R I |
| 82 | CLOSE WITH NO REWIND | L S |
| 84 | CLOSE REEL/UNIT | L S |
| 85 | CLOSE REEL/UNIT FOR REMOVAL | L S |
| 86 | CLOSE REEL/UNIT WITH NO REWIND | L S |
Input Fields
None
Output Fields
| fcd-file status | File status |