The pages on this site contain documentation for very old MS-DOS software,
purely for historical purposes.
If you're looking for up-to-date documentation, particularly for programming,
you should not rely on the information found here, as it will be woefully
out of date.
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Save the already-loaded version of the file under a new
name. To do this, press F6 to move to the window. Then
choose Save As from the File menu.