-'mark' => [ 'MESSAGE_FLAGS...',
- 'set/unset keywords on message(s) from stdin',
- qw(stdin| oid=s exact by-mid|mid:s), @c_opt ],
+'mark' => [ 'KEYWORDS...',
+ 'set/unset keywords on message(s)',
+ qw(stdin| in-format|F=s input|i=s@ oid=s@ mid=s@), @c_opt,
+ pass_through('-kw:foo for delete') ],