xwd(1x) on Linux
The text a3c0280eaced, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo) shipped it.
dump an image of an X window
Flags it lists
-
-add -
-display -
-frame -
-help -
-icmap -
-id -
-name -
-nobdrs -
-out -
-root -
-screen -
-silent -
-xy