getdtablesize man page on FreeBSD

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GETDTABLESIZE(2)	    BSD System Calls Manual	      GETDTABLESIZE(2)

NAME
     getdtablesize — get descriptor table size

LIBRARY
     Standard C Library (libc, -lc)

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 getdtablesize() system call
     returns the size of this table.

SEE ALSO
     close(2), dup(2), open(2), select(2)

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

BSD				 June 4, 1993				   BSD
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