getdtablesize man page on OpenBSD
[printable version]
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 4.9 May 31, 2007 OpenBSD 4.9
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