- Print MARC records in MARCXML.
- This format is equivalent to YAZ_MARC_MARCXML in
- <filename>yaz/marcdisp.h</filename>.
+ Specifies output format. Must be one of
+ <literal>marcxml</literal>, <literal>marc</literal> (ISO2709),
+ <literal>marcxchange</literal> (ISO25577),
+ <literal>line</literal> (line mode MARC),
+ <literal>turbomarc</literal> (Turbo MARC),
+ or <literal>json</literal> (MARC-in-JSON).