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getdtablesize(3)

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RocketLink!--> Man page versions: OpenBSD FreeBSD Others



GETDTABLESIZE(3)          OpenBSD Programmer's Manual         GETDTABLESIZE(3)

NAME
     getdtablesize - get descriptor table size



SYNOPSIS
     #include <unistd.h>

     int
     getdtablesize(void);

DESCRIPTION
     Each process has a fixed size descriptor table, which is guaranteed to
     have at least 20 slots.  The entries in the descriptor table are numbered
     with small integers starting at 0.  The call getdtablesize() returns the
     size of this table.

SEE ALSO
     close(2),  dup(2),  getrlimit(2),  open(2),  select(2),  setrlimit(2),
     sysconf(3),  sysctl(3)

HISTORY
     The getdtablesize() function call appeared in 4.2BSD.

OpenBSD 2.6                     March 10, 1991                               1

Source: OpenBSD 2.6 man pages. Copyright: Portions are copyrighted by BERKELEY
SOFTWARE DESIGN, INC., The Regents of the University of California, Massachusetts
Institute of Technology, Free Software Foundation, FreeBSD Inc., and others.



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[Detailed Topics]
OpenBSD sources for getdtablesize(3)


[Overview Topics]

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