getdtablesize.2

<B>Digital的Unix操作系统VAX 4.2源码</B>

.\" SCCSID: @(#)getdtablesize.2	8.1	9/11/90
.TH getdtablesize 2
.SH Name
getdtablesize \- get descriptor table size
.SH Syntax
.nf
\fInds\fP = getdtablesize()
int \fInds\fP;
.fi
.SH Description
.NXR "getdtablesize system call"
.NXR "process reference table" "getting size"
Each process has a fixed size descriptor table
that is guaranteed to have at least 64 slots.  The entries in
the descriptor table are numbered with small integers starting at 0.
The
.PN getdtablesize
 call returns the size of this table.
.SH See Also
close(2), dup(2), open(2)