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+.\"
+.\" Copyright (c) 1999 Chris Costello
+.\" All rights reserved.
+.\"
+.\" Redistribution and use in source and binary forms, with or without
+.\" modification, are permitted provided that the following conditions
+.\" are met:
+.\" 1. Redistributions of source code must retain the above copyright
+.\"    notice, this list of conditions and the following disclaimer.
+.\" 2. Redistributions in binary form must reproduce the above copyright
+.\"    notice, this list of conditions and the following disclaimer in the
+.\"    documentation and/or other materials provided with the distribution.
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" $FreeBSD$
+.\"
+.Dd September 28, 2000
+.Dt MODFIND 2
+.Os
+.Sh NAME
+.Nm modfind
+.Nd returns the modid of a kernel module
+.Sh LIBRARY
+.Lb libc
+.Sh SYNOPSIS
+.In sys/param.h
+.In sys/module.h
+.Ft int
+.Fn modfind "const char *modname"
+.Sh DESCRIPTION
+The function
+.Fn modfind
+returns the modid of the kernel module referenced by
+.Fa modname .
+.Sh RETURN VALUES
+.Fn modfind
+returns the modid of the kernel module referenced by
+.Fa file .
+Upon error,
+.Fn modfind
+returns -1 and sets
+.Va errno
+to indicate the error.
+.Sh ERRORS
+.Va errno
+is set to the following if
+.Fn modfind
+fails:
+.Bl -tag -width Er
+.It Bq Er EFAULT
+The data required for this operation could not be read from the kernel space.
+.It Bq Er ENOENT
+The file specified is not loaded in 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 kldunload 2 ,
+.Xr modfnext 2 ,
+.Xr modnext 2 ,
+.Xr modstat 2 ,
+.Xr kld 4 ,
+.Xr kldstat 8
+.Sh HISTORY
+The
+.Nm kld
+interface first appeared in
+.Fx 3.0 .