unalz --version (return code: 0)
unalz v0.65 (2009/04/01)
Copyright(C) 2004-2009 by kippler@gmail.com (http://www.kipple.pe.kr)
file open error : --version
err code(2) (can't open archive file)
unalz --help (return code: 0)
unalz v0.65 (2009/04/01)
Copyright(C) 2004-2009 by kippler@gmail.com (http://www.kipple.pe.kr)
file open error : --help
err code(2) (can't open archive file)