@item -polyglotDir filename
@cindex polyglotDir, option
Gives the name of the directory in which the Polyglot adapter for UCI engines resides.
-Default: "/usr/local/share/polyglot".
+Default: "".
@item -usePolyglotBook true/false
@cindex usePolyglotBook, option
Specifies if the Polyglot book should be used.
and the option @code{firstHasOwnBookUCI} or @code{secondHasOwnBookUCI} applying to the engine
is set to false.
The engine will be kept in force mode as long as the current position is in book,
-and XBoard will select the book moves for it. Default "".
+and XBoard will select the book moves for it. Default: "".
@item -fNoOwnBookUCI or -firstXBook or -firstHasOwnBookUCI true/false
@itemx -sNoOwnBookUCI or -secondXBook or -secondHasOwnBookUCI true/false
@cindex fNoOwnBookUCI, option