xtet42(6) on Linux
The text 15f05dd35a68, as Debian 1.3 (Bo), Debian 1.2 (Rex), Debian 1.1 (Buzz) shipped it.
X version of tetris
Flags it lists
-
-c1 -
-c2 -
-m1 -
-m2 -
-p1 -
-p2