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UNAME(1) BSD General Commands Manual UNAME(1)
uname -- Print operating system name
The uname utility writes symbols representing one or more system characteristics to the
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 com-
-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
hostname(1), machine(1), uname(3)
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
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