Other I/O Statements

• CLOSE -- unattaches the unit number specified in the statement.
• REWIND -- puts the file pointer back to the start of the file,
• BACKSPACE -- the file pointer is moved back one record.
• ENDFILE -- forces an end-of-file to be written into the file.

The above statements have other specifiers such as IOSTAT,

For example,

    REWIND (UNIT=14)
    BACKSPACE (UNIT=17)
    ENDFILE (17)
    CLOSE (17, IOSTAT=ival)

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