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Old 21st March 2013
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jggimi jggimi is online now
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"Extension" has no meaning for Unix or Unix-like systems. There are some applications --- such as compilers -- that may arbitrarily choose to use them.

See the file(1) man page. This is the utility you seek.

Last edited by jggimi; 21st March 2013 at 01:33 AM. Reason: clarity
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