wcsware(1) on Linux
The text dba51387caef, as Debian 9 (Stretch) shipped it.
Extract FITS WCS keywords for an image
Flags it lists
-
-P -
-b -
-f -
-i -
-l -
-o -
-p -
-r -
-s -
-t -
-v -
-w -
-x