uname(3) Mac OS X Manual Page

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UNAME(3)                                BSD Library Functions Manual                                UNAME(3)

NAME
     uname -- get system identification

LIBRARY
     Standard C Library (libc, -lc)

SYNOPSIS
     #include <sys/utsname.h>

     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 mem-bers: members:
     bers:

           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
     The uname() function returns the value 0 if successful; otherwise the value -1 is returned and the
     global variable errno is set to indicate the error.

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 IEEE Std 1003.1-1988 (``POSIX.1'').

HISTORY
     The uname() function first appeared in 4.4BSD.

BSD                                            January 4, 1994                                           BSD

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