ucf(1) on Linux
The text 7278148d2083, as Debian 8 (Jessie) shipped it.
Update Configuration File: preserve user changes in configuration files
Flags it lists
-
--debconf-ok -
--debconf-template -
--debug -
--help -
--no-action -
--purge -
--src-dir -
--state-dir -
--sum-file -
--three-way -
--verbose -
-d -
-h -
-n -
-p -
-s -
-v