186d7f5d3SJohn Marino.\" 286d7f5d3SJohn Marino.\" Copyright (c) 1999 Chris Costello 386d7f5d3SJohn Marino.\" All rights reserved. 486d7f5d3SJohn Marino.\" 586d7f5d3SJohn Marino.\" Redistribution and use in source and binary forms, with or without 686d7f5d3SJohn Marino.\" modification, are permitted provided that the following conditions 786d7f5d3SJohn Marino.\" are met: 886d7f5d3SJohn Marino.\" 1. Redistributions of source code must retain the above copyright 986d7f5d3SJohn Marino.\" notice, this list of conditions and the following disclaimer. 1086d7f5d3SJohn Marino.\" 2. Redistributions in binary form must reproduce the above copyright 1186d7f5d3SJohn Marino.\" notice, this list of conditions and the following disclaimer in the 1286d7f5d3SJohn Marino.\" documentation and/or other materials provided with the distribution. 1386d7f5d3SJohn Marino.\" 1486d7f5d3SJohn Marino.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1586d7f5d3SJohn Marino.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1686d7f5d3SJohn Marino.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1786d7f5d3SJohn Marino.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1886d7f5d3SJohn Marino.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1986d7f5d3SJohn Marino.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2086d7f5d3SJohn Marino.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2186d7f5d3SJohn Marino.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2286d7f5d3SJohn Marino.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2386d7f5d3SJohn Marino.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2486d7f5d3SJohn Marino.\" SUCH DAMAGE. 2586d7f5d3SJohn Marino.\" 2686d7f5d3SJohn Marino.\" $FreeBSD: src/lib/libc/sys/kldunload.2,v 1.6.2.6 2001/12/14 18:34:01 ru Exp $ 2786d7f5d3SJohn Marino.\" $DragonFly: src/lib/libc/sys/kldunload.2,v 1.2 2003/06/17 04:26:47 dillon Exp $ 2886d7f5d3SJohn Marino.\" 2986d7f5d3SJohn Marino.Dd March 3, 1999 3086d7f5d3SJohn Marino.Dt KLDUNLOAD 2 3186d7f5d3SJohn Marino.Os 3286d7f5d3SJohn Marino.Sh NAME 3386d7f5d3SJohn Marino.Nm kldunload 3486d7f5d3SJohn Marino.Nd unload kld files 3586d7f5d3SJohn Marino.Sh LIBRARY 3686d7f5d3SJohn Marino.Lb libc 3786d7f5d3SJohn Marino.Sh SYNOPSIS 3886d7f5d3SJohn Marino.In sys/param.h 3986d7f5d3SJohn Marino.In sys/linker.h 4086d7f5d3SJohn Marino.Ft int 4186d7f5d3SJohn Marino.Fn kldunload "int fileid" 4286d7f5d3SJohn Marino.Sh DESCRIPTION 4386d7f5d3SJohn MarinoThe function 4486d7f5d3SJohn Marino.Fn kldunload 4586d7f5d3SJohn Marinounloads a kld file from the kernel that was previously linked via 4686d7f5d3SJohn Marino.Xr kldload 2 . 4786d7f5d3SJohn Marino.Sh RETURN VALUES 4886d7f5d3SJohn MarinoThe function 4986d7f5d3SJohn Marino.Fn kldunload 5086d7f5d3SJohn Marinoreturns the fileid of the kld file which was previously loaded into memory via 5186d7f5d3SJohn Marino.Fn kldload . 5286d7f5d3SJohn MarinoIf an error occurs, 5386d7f5d3SJohn Marino.Fn kldunload 5486d7f5d3SJohn Marinowill return -1 and set 5586d7f5d3SJohn Marino.Va errno 5686d7f5d3SJohn Marinoto indicate the error. 5786d7f5d3SJohn Marino.Sh ERRORS 5886d7f5d3SJohn MarinoThe file referred to by 5986d7f5d3SJohn Marino.Fa fileid 6086d7f5d3SJohn Marinois unloaded unless: 6186d7f5d3SJohn Marino.Bl -tag -width Er 6286d7f5d3SJohn Marino.It Bq Er EPERM 6386d7f5d3SJohn MarinoYou don't have access to unlink the file from the kernel. 6486d7f5d3SJohn Marino.It Bq Er ENOENT 6586d7f5d3SJohn MarinoThe file was not found. 6686d7f5d3SJohn Marino.It Bq Er EBUSY 6786d7f5d3SJohn MarinoYou attempted to unload a file linked by the kernel. 6886d7f5d3SJohn Marino.El 6986d7f5d3SJohn Marino.Sh SEE ALSO 7086d7f5d3SJohn Marino.Xr kldfind 2 , 7186d7f5d3SJohn Marino.Xr kldfirstmod 2 , 7286d7f5d3SJohn Marino.Xr kldload 2 , 7386d7f5d3SJohn Marino.Xr kldnext 2 , 7486d7f5d3SJohn Marino.Xr kldstat 2 , 7586d7f5d3SJohn Marino.Xr kldsym 2 , 7686d7f5d3SJohn Marino.Xr modfind 2 , 7786d7f5d3SJohn Marino.Xr modfnext 2 , 7886d7f5d3SJohn Marino.Xr modnext 2 , 7986d7f5d3SJohn Marino.Xr modstat 2 , 8086d7f5d3SJohn Marino.Xr kld 4 , 8186d7f5d3SJohn Marino.Xr kldunload 8 8286d7f5d3SJohn Marino.Sh HISTORY 8386d7f5d3SJohn MarinoThe 8486d7f5d3SJohn Marino.Nm kld 8586d7f5d3SJohn Marinointerface first appeared in 8686d7f5d3SJohn Marino.Fx 3.0 . 87