blastclust(1) on Linux
The text 46d6849de693, as Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
BLAST score-based single-linkage clustering
Flags it lists
-
-C -
-L -
-S -
-W -
-a -
-b -
-c -
-d -
-e -
-i -
-l -
-o -
-p -
-r -
-s -
-v