uname(1) BSD General Commands Manual uname(1)
uname -- Print operating system name
The uname utility writes symbols representing one or more system charac- teristics to the standard output. The following options are available: -a Behave as though all of the options -mnrsv were specified. -m print the machine hardware name. -n print the nodename (the nodename may be a name that the system is known by to a communications network). -p print the machine processor architecture name. -r print the operating system release. -s print the operating system name. -v print the operating system version. If no options are specified, uname prints the operating system name as if the -s option had been specified.
The uname utility conforms to IEEE Std 1003.2-1992 (``POSIX.2''). The -p option is an extension to the standard. BSD November 9, 1998 BSD
Mac OS X 10.7 - Generated Wed Aug 10 18:38:03 CDT 2011