yphelper(8) on Linux
The text a1f8fbd9385e, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it. The page shows this text now.
helper application for internal use
Flags it lists
-
-d -
-g -
-h -
-i -
-m -
-p