UNAME(1)
NAME
uname − print name of current UNIX
SYNOPSIS
uname [ −snrva ]
DESCRIPTION
Uname prints the current system name of UNIX on the standard output file. It is mainly useful to determine what system one is using. The options cause selected information returned by uname(2) to be printed:
−s print the system name (default).
−n print the nodename (the nodename may be a name that the system is known by to a communications network).
−r print the operating system release.
−v print the operating system version.
−a print all the above information.