new-wcs --version (return code: 0)
new-wcs: invalid option -- '-'
new-wcs -i <input-file>
-w <WCS-file>
-o <output-file>
[-d]: also copy the data segment
[-v]: +verbose
new-wcs --help (return code: 0)
new-wcs: invalid option -- '-'
new-wcs -i <input-file>
-w <WCS-file>
-o <output-file>
[-d]: also copy the data segment
[-v]: +verbose