[B<-help>]
[B<-inform> B<DER>|B<PEM>]
[B<-outform> B<DER>|B<PEM>]
+[B<-keyform> B<DER>|B<PEM>|B<ENGINE>]
[B<-text>]
[B<-in> I<filename>]
[B<-out> I<filename>]
Print out a usage message.
-=item B<-inform> B<DER>|B<PEM>
+=item B<-inform> B<DER>|B<PEM>, B<-outform> B<DER>|B<PEM>
-This specifies the input format. B<DER> format is DER encoded CRL
-structure. B<PEM> (the default) is a base64 encoded version of
-the DER form with header and footer lines.
+The input and output formats of the CRL; the default is B<PEM>.
+See L<openssl(1)/Format Options> for details.
-=item B<-outform> B<DER>|B<PEM>
+=item B<-keyform> B<DER>|B<PEM>|B<ENGINE>
-This specifies the output format, the options have the same meaning and default
-as the B<-inform> option.
+The format of the private key file; the default is B<PEM>.
+See L<openssl(1)/Format Options> for details.
=item B<-in> I<filename>
=back
-=head1 NOTES
-
-The PEM CRL format uses the header and footer lines:
-
- -----BEGIN X509 CRL-----
- -----END X509 CRL-----
-
=head1 EXAMPLES
Convert a CRL file from PEM to DER: