1.\"	$NetBSD: closefrom.3,v 1.5 2004/06/01 16:12:51 kleink Exp $
2.\"	$OpenBSD: closefrom.2,v 1.2 2004/01/12 20:52:09 jmc Exp $
3.\"
4.\" Copyright (c) 2004 Ted Unangst.  All rights reserved.
5.\"
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26.Dd June 1, 2004
27.Dt CLOSEFROM 3
28.Os
29.Sh NAME
30.Nm closefrom
31.Nd delete many descriptors
32.Sh SYNOPSIS
33.In unistd.h
34.Ft int
35.Fn closefrom "int fd"
36.Sh DESCRIPTION
37The
38.Fn closefrom
39call deletes all descriptors numbered
40.Fa fd
41and higher from the per-process file descriptor table.
42It is effectively the same as calling
43.Xr close 2
44on each descriptor.
45.Sh RETURN VALUES
46Upon successful completion, a value of 0 is returned.
47Otherwise, a value of \-1 is returned and
48.Va errno
49is set to indicate the error.
50.Sh ERRORS
51.Fn closefrom
52will fail if:
53.Bl -tag -width Er
54.It Bq Er EBADF
55.Fa fd
56is invalid.
57.It Bq Er EINTR
58An interrupt was received.
59.El
60.Sh SEE ALSO
61.Xr close 2
62