psimage(1gmt) on Linux
The text c2306d213004, as Debian 8 (Jessie), Debian 5.0 (Lenny), Debian 3.1 (Sarge) shipped it.
To plot SUN rasterfiles on maps
Flags it lists
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-C -
-E -
-F -
-Gb -
-Gf -
-I -
-K -
-M -
-N -
-P -
-U -
-V -
-W -
-X -
-Y -
-bo -
-c