GETDTABLESIZE(3) AerieBSD 1.0 Refernce 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.

AerieBSD 1.0 Reference Manual August 26 2008 GETDTABLESIZE(3)