ddccontrol(1) on Linux
The text d6a34a177512, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
A utility to control monitor parameters via software
Flags it lists
-
-b -
-c -
-d -
-f -
-p -
-r -
-s -
-v -
-w