swisswatch(1) on Linux
The text ccce4b381d6d, as Debian 3.1 (Sarge), Debian 3.0 (Woody), Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo) shipped it.
the mother of all X Toolkit clocks
Flags it lists
-
-cff -
-display -
-ffs -
-noshape -
-railroad -
-sbb -
-tick