uname(3) - NetBSD Manual Pages

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UNAME(3)                NetBSD 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 identi-
     fying 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 speci-
     fied 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.

NetBSD 6.0.1                    March 30, 2011                    NetBSD 6.0.1