## 12.5.5 BUFFERED Specifier

The BUFFERED specifier asks whether whether run-time buffering is in effect. It takes the following form:

  BUFFERED = bf
  bf
  Is a scalar default character variable that is assigned one of the following values:

  'NO' | If the file or unit is connected and buffering is not in effect.
  'YES' | If the file or unit is connected and buffering is in effect.
  'UNKNOWN' | If the file or unit is not connected.

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