freebsd-nq/lib/libc/sys/kldunload.2
Dima Dorfman cb292be1ad Don't claim to return the fileid which we unloaded. The kernel
doesn't do this, and it wouldn't be very useful if it did, since the
caller supplies us with that number.

PR:		41329
Submitted by:	Michael Galassi <nerd@xyz.com>
2002-10-01 23:53:51 +00:00

78 lines
2.2 KiB
Groff

.\"
.\" Copyright (c) 1999 Chris Costello
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.\" $FreeBSD$
.\"
.Dd March 3, 1999
.Dt KLDUNLOAD 2
.Os
.Sh NAME
.Nm kldunload
.Nd unload kld files
.Sh LIBRARY
.Lb libc
.Sh SYNOPSIS
.In sys/param.h
.In sys/linker.h
.Ft int
.Fn kldunload "int fileid"
.Sh DESCRIPTION
The function
.Fn kldunload
unloads a kld file from the kernel that was previously linked via
.Xr kldload 2 .
.Sh RETURN VALUES
.Rv -std
.Sh ERRORS
The file referred to by
.Fa fileid
is unloaded unless:
.Bl -tag -width Er
.It Bq Er EPERM
You don't have access to unlink the file from the kernel.
.It Bq Er ENOENT
The file was not found.
.It Bq Er EBUSY
You attempted to unload a file linked by the kernel.
.El
.Sh SEE ALSO
.Xr kldfind 2 ,
.Xr kldfirstmod 2 ,
.Xr kldload 2 ,
.Xr kldnext 2 ,
.Xr kldstat 2 ,
.Xr kldsym 2 ,
.Xr modfind 2 ,
.Xr modfnext 2 ,
.Xr modnext 2 ,
.Xr modstat 2 ,
.Xr kld 4 ,
.Xr kldunload 8
.Sh HISTORY
The
.Nm kld
interface first appeared in
.Fx 3.0 .