1GETADDRINFO(3P) POSIX Programmer's Manual GETADDRINFO(3P)
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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.
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13 getaddrinfo — get address information
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16 #include <sys/socket.h>
17 #include <netdb.h>
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19 int getaddrinfo(const char *restrict nodename,
20 const char *restrict servname,
21 const struct addrinfo *restrict hints,
22 struct addrinfo **restrict res);
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25 Refer to freeaddrinfo().
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28 Portions of this text are reprinted and reproduced in electronic form
29 from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology
30 -- Portable Operating System Interface (POSIX), The Open Group Base
31 Specifications Issue 7, Copyright (C) 2013 by the Institute of Electri‐
32 cal and Electronics Engineers, Inc and The Open Group. (This is
33 POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the
34 event of any discrepancy between this version and the original IEEE and
35 The Open Group Standard, the original IEEE and The Open Group Standard
36 is the referee document. The original Standard can be obtained online
37 at http://www.unix.org/online.html .
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39 Any typographical or formatting errors that appear in this page are
40 most likely to have been introduced during the conversion of the source
41 files to man page format. To report such errors, see https://www.ker‐
42 nel.org/doc/man-pages/reporting_bugs.html .
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46IEEE/The Open Group 2013 GETADDRINFO(3P)