holidays in a different face (or places a @samp{*} after these dates, if
display with multiple faces is not available).
@iftex
-@xref{Calendar Customizing, calendar-holiday-marker,, emacs-xtra}.
+@xref{Calendar Customizing, calendar-holiday-marker,, emacs-xtra,
+Specialized Emacs Features}.
@end iftex
@ifnottex
@xref{Calendar Customizing, calendar-holiday-marker}.
a different face (or places a @samp{+} after these dates, if display
with multiple faces is not available).
@iftex
-@xref{Calendar Customizing, diary-entry-marker,, emacs-xtra}.
+@xref{Calendar Customizing, diary-entry-marker,, emacs-xtra,
+Specialized Emacs Features}.
@end iftex
@ifnottex
@xref{Calendar Customizing, diary-entry-marker}.