NAME

uname - get system identification

LIBRARY

Standard C Library (libc, -lc)

SYNOPSIS



int uname(struct utsname *name)

DESCRIPTION

The uname() function stores nul-terminated strings of information identifying the current system into the structure referenced by name.

The utsname structure is defined in the <sys/utsname.h> header file, and contains the following members:

sysname
Name of the operating system implementation.

nodename
Network name of this machine.

release
Release level of the operating system.

version
Version level of the operating system.

machine
Machine hardware platform.

RETURN VALUES

If uname is successful, 0 is returned, otherwise, -1 is returned and errno is set appropriately.

ERRORS

The uname() function may fail and set errno for any of the errors specified for the library functions sysctl(3).

SEE ALSO

uname(1), sysctl(3)

STANDARDS

The uname() function conforms to ISO/IEC 9945-1:1990 (``POSIX.1'') .

HISTORY

The uname function first appeared in 4.4BSD.