file(1) on OpenBSD
The text 988ba952e962, as OpenBSD 4.6, OpenBSD 4.5, OpenBSD 4.4, OpenBSD 4.3, OpenBSD 4.2 shipped it.
determine file type
Flags it lists
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-C -
-F -
-L -
-N -
-b -
-c -
-f -
-k -
-m -
-n -
-r -
-s -
-v -
-z