XmArrowButtonGadget(3) on Linux
The text 612d96f00b95, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
Motif-compatible ArrowButtonGadget
The text 612d96f00b95, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
Motif-compatible ArrowButtonGadget