Man pages matching name x11::cursorfont in section 3pm:

X11::CursorFont.3pm.en	debian 10 / libx11-protocol-other-perl
X11::CursorFont.3pm.en	debian 11 / libx11-protocol-other-perl
X11::CursorFont.3pm.en	debian 12 / libx11-protocol-other-perl