bl2seq(1) on Linux
The text ac5317c89cad, as Debian 5.0 (Lenny) shipped it.
Basic Local Alignment Search Tool
Flags it lists
-
-A -
-F -
-H -
-L -
-N -
-R -
-V -
-c -
-e -
-f -
-g -
-i -
-m -
-n -
-o -
-s -
-u