funpack -V (return code: 0)
1.7.0 (Dec 2013) CFITSIO version 3.410
funpack -H (return code: 0)
funpack, decompress fpacked files. Version 1.7.0 (Dec 2013) CFITSIO version 3.410
usage: funpack [-E <HDUlist>] [-P <pre>] [-O <name>] [-Z] -v <FITS>
more: [-F] [-D] [-S] [-L] [-C] [-H] [-V]
Flags must be separate and appear before filenames:
-E <HDUlist> Unpack only the list of HDU names or numbers in the file.
-P <pre> Prepend <pre> to create new output filenames.
-O <name> Specify full output file name.
-Z Recompress the output file with host GZIP program.
-F Overwrite input file by output file with same name.
-D Delete input file after writing output.
-S Output uncompressed file to STDOUT file stream.
-L List contents, files unchanged.
-C Don't update FITS checksum keywords.
-v Verbose mode; list each file as it is processed.
-H Show this message.
-V Show version number.
<FITS> FITS files to unpack; enter '-' (a hyphen) to read from stdin.
Refer to the fpack User's Guide for more extensive help.