mev(1) on Linux
The text daa910a2e4fa, as Debian 1.3 (Bo), Debian 1.2 (Rex), Debian 1.1 (Buzz) shipped it.
a program to report mouse events
Flags it lists
-
-C -
-E -
-M -
-d -
-e -
-f -
-i -
-m -
-p