1GETHOSTID(3P) POSIX Programmer's Manual GETHOSTID(3P)
2
3
4
6 This manual page is part of the POSIX Programmer's Manual. The Linux
7 implementation of this interface may differ (consult the corresponding
8 Linux manual page for details of Linux behavior), or the interface may
9 not be implemented on Linux.
10
12 gethostid — get an identifier for the current host
13
15 #include <unistd.h>
16
17 long gethostid(void);
18
20 The gethostid() function shall retrieve a 32-bit identifier for the
21 current host.
22
24 Upon successful completion, gethostid() shall return an identifier for
25 the current host.
26
28 No errors are defined.
29
30 The following sections are informative.
31
33 None.
34
36 This volume of POSIX.1‐2017 does not define the domain in which the
37 return value is unique.
38
40 None.
41
43 None.
44
46 initstate()
47
48 The Base Definitions volume of POSIX.1‐2017, <unistd.h>
49
51 Portions of this text are reprinted and reproduced in electronic form
52 from IEEE Std 1003.1-2017, Standard for Information Technology -- Por‐
53 table Operating System Interface (POSIX), The Open Group Base Specifi‐
54 cations Issue 7, 2018 Edition, Copyright (C) 2018 by the Institute of
55 Electrical and Electronics Engineers, Inc and The Open Group. In the
56 event of any discrepancy between this version and the original IEEE and
57 The Open Group Standard, the original IEEE and The Open Group Standard
58 is the referee document. The original Standard can be obtained online
59 at http://www.opengroup.org/unix/online.html .
60
61 Any typographical or formatting errors that appear in this page are
62 most likely to have been introduced during the conversion of the source
63 files to man page format. To report such errors, see https://www.ker‐
64 nel.org/doc/man-pages/reporting_bugs.html .
65
66
67
68IEEE/The Open Group 2017 GETHOSTID(3P)