pbmtoimgv(1) on Linux
The text 43f42ae51869, as Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
Portable Bitmap to Pilot Image Viewer converter.
Flags it lists
-
-c -
-h -
-m -
-n -
-t -
-u -
-v