CLA: trivial
Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Hugo Landau <hlandau@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/19234)
Input filename to calculate a MAC for, or standard input by default.
Standard input is used if the filename is '-'.
-Files are expected to be in binary format, standard input uses hexadecimal text
-format.
+Files and standard input are expected to be in binary format.
=item B<-out> I<filename>