spamprobe(1) on Linux
The text 9d0e9032415c, as Debian 4.0 (Etch) shipped it.
A Bayesian spam filter
Flags it lists
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-7 -
-8 -
-C -
-D -
-H -
-M -
-P -
-R -
-T -
-V -
-X -
-Y -
-a -
-c -
-d -
-g -
-h -
-l -
-m -
-o -
-p -
-r -
-s -
-v -
-w -
-x