1GETPROTOBYNAME(3P)         POSIX Programmer's Manual        GETPROTOBYNAME(3P)
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PROLOG

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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NAME

12       getprotobyname, getprotobynumber, getprotent — network  protocol  data‐
13       base functions
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SYNOPSIS

16       #include <netdb.h>
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18       struct protoent *getprotobyname(const char *name);
19       struct protoent *getprotobynumber(int proto);
20       struct protoent *getprotoent(void);
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DESCRIPTION

23       Refer to endprotoent().
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26       Portions  of  this text are reprinted and reproduced in electronic form
27       from IEEE Std 1003.1-2017, Standard for Information Technology --  Por‐
28       table  Operating System Interface (POSIX), The Open Group Base Specifi‐
29       cations Issue 7, 2018 Edition, Copyright (C) 2018 by the  Institute  of
30       Electrical  and  Electronics Engineers, Inc and The Open Group.  In the
31       event of any discrepancy between this version and the original IEEE and
32       The  Open Group Standard, the original IEEE and The Open Group Standard
33       is the referee document. The original Standard can be  obtained  online
34       at http://www.opengroup.org/unix/online.html .
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36       Any  typographical  or  formatting  errors that appear in this page are
37       most likely to have been introduced during the conversion of the source
38       files  to  man page format. To report such errors, see https://www.ker‐
39       nel.org/doc/man-pages/reporting_bugs.html .
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43IEEE/The Open Group                  2017                   GETPROTOBYNAME(3P)
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