ident --version (return code: 0)
ident (GNU RCS) 5.9.4
Copyright (C) 2010-2015 Thien-Thi Nguyen
Copyright (C) 1990-1995 Paul Eggert
Copyright (C) 1982,1988,1989 Walter F. Tichy, Purdue CS
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
ident --help (return code: 0)
Usage: ident [options] [file ...]
Identify RCS keyword strings in files.
Options:
-q Suppress warnings if no patterns are found.
-V Obsolete; do not use.
If no FILE is specified, scan standard input.
Report bugs to: <bug-rcs@gnu.org>
RCS home page: <http://www.gnu.org/software/rcs/>
General help using GNU software: <http://www.gnu.org/gethelp/>