qdiskd(8) on Linux
The text f089bb3433f6, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it. The page shows this text now.
Cluster Quorum Disk Daemon
Flags it lists
-
-Q -
-d -
-f