bc --version (return code: 0)
bc 1.06.95
Copyright 1991-1994, 1997, 1998, 2000, 2004, 2006 Free Software Foundation, Inc.
bc --help (return code: 0)
usage: bc [options] [file ...]
-h --help print this usage and exit
-i --interactive force interactive mode
-l --mathlib use the predefined math routines
-q --quiet don't print initial banner
-s --standard non-standard bc constructs are errors
-w --warn warn about non-standard bc constructs
-v --version print version information and exit