ts_open_restricted(3) on Linux
The text d4190be69668, as Arch Linux 2026-11-01, Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster) shipped it. The page shows this text now.
use a custom function for opening the touchscreen's input device file