iwatch(1) on Linux
The text 8668415685b2, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
a realtime filesystem monitor / monitor any changes in directories/files specified
Flags it lists
-
--help -
-C -
-c -
-d -
-e -
-f -
-h -
-m -
-p -
-r -
-s -
-t -
-v