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Linux 2.6 - man page for gethostname (linux section 3posix)

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GETHOSTNAME(P)			    POSIX Programmer's Manual			   GETHOSTNAME(P)

NAME
       gethostname - get name of current host

SYNOPSIS
       #include <unistd.h>

       int gethostname(char *name, size_t namelen);

DESCRIPTION
       The  gethostname()  function  shall return the standard host name for the current machine.
       The namelen argument shall specify the size of the array pointed to by the name	argument.
       The  returned  name  shall  be  null-terminated, except that if namelen is an insufficient
       length to hold the host name, then the returned name shall be truncated and it is unspeci-
       fied whether the returned name is null-terminated.

       Host names are limited to {HOST_NAME_MAX} bytes.

RETURN VALUE
       Upon successful completion, 0 shall be returned; otherwise, -1 shall be returned.

ERRORS
       No errors are defined.

       The following sections are informative.

EXAMPLES
       None.

APPLICATION USAGE
       None.

RATIONALE
       None.

FUTURE DIRECTIONS
       None.

SEE ALSO
       gethostid() , uname() , the Base Definitions volume of IEEE Std 1003.1-2001, <unistd.h>

COPYRIGHT
       Portions  of  this  text  are  reprinted  and  reproduced in electronic form from IEEE Std
       1003.1, 2003 Edition, Standard for Information Technology  --  Portable	Operating  System
       Interface  (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by
       the Institute of Electrical and Electronics Engineers, Inc and  The  Open  Group.  In  the
       event  of  any  discrepancy  between this version and the original IEEE and The Open Group
       Standard, the original IEEE and The Open Group Standard is the referee document. The orig-
       inal Standard can be obtained online at http://www.opengroup.org/unix/online.html .

IEEE/The Open Group			       2003				   GETHOSTNAME(P)
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