blockmode(1gmt) on Linux
The text 19f3cc0a9790, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
filter to block average (x,y,z) data by mode estimation.
Flags it lists
-
-: -
-C -
-F -
-H -
-I -
-L -
-Q -
-R -
-V -
-W -
-bi -
-bo