[Cialug] Determining File Format

[Aaron Porter]

On 8/8/05, Jonathan Bailey <jcbailey at code0.net> wrote:
> I'm attempting to determine the compression format. I'm guessing it's
> pretty old (circa 90). The file extension is 'xx~' where xx is the first 2
> letters of the extension. I have an example compressed and uncompressed
> file, but cannot determine the format. It's not compress or gzip. Anybody
> have any idea based on file extension? If you need an example file, I can
> post one online (I only have the before and after - no compression
> program).

Does /usr/bin/file tell you anything useful?