AUR package: https://aur.archlinux.org/packages/cnijfilter-ip1800series https://aur.archlinux.org/packages/cnijfilter-ip1800series (Arch uses PKGBUILDs, which a

AUR package: https://aur.archlinux.org/packages/cnijfilter-ip1800series https://aur.archlinux.org/packages/cnijfilter-ip1800series (Arch uses PKGBUILDs, which are roughly bash shell scripts: https://wiki.archlinux.org/title/PKGBUILD https://wiki.archlinux.org/title/PKGBUILD) If you read https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=cnijfilter-ip1800series https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=cnijf..., you should be able to compile the 32-bit driver yourself and try and port stuff from there, but note that only parts of the driver are GPL2 and some are proprietary, and it's not entirely obvious which is which (though, from the looks of it, the prebuilt libraries are proprietary and everything with Makefile.am and autogen.sh is GPL2)