The index.theme file for the default Human theme does have a line under [X-GNOME-Metatheme] set to CursorTheme=Human. Not sure if this is what you are talking about or not though.
The index.theme file for the default Human theme does have a line under [X-GNOME-Metatheme] set to CursorTheme=Human. Not sure if this is what you are talking about or not though.