NetBSD/lib/libutil/getrawpartition.3

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.\" $NetBSD: getrawpartition.3,v 1.10 2008/04/30 13:10:52 martin Exp $
.\"
.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to The NetBSD Foundation
.\" by Jason R. Thorpe.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
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.\" 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
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.Dd May 24, 2006
.Dt GETRAWPARTITION 3
.Os
.Sh NAME
.Nm getrawpartition
.Nd get the system
.Dq raw
partition
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.Sh LIBRARY
.Lb libutil
.Sh SYNOPSIS
.In util.h
.Ft int
.Fn getrawpartition void
.Sh DESCRIPTION
.Fn getrawpartition
returns the partition number (
.Sq a
== 0,
.Sq b
== 1, ...) of the
.Dq raw
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partition of the system's disks,
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or \-1 in case of an error, setting the global
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.Va errno
variable.
The possible values for
.Va errno
are the same as in
.Xr sysctl 3 .
The
.Dq raw
partition is defined as the partition which provides access to the entire
disk, regardless of the disk's partition map.
.Sh SEE ALSO
.Xr getmaxpartitions 3 ,
.Xr sysctl 3
.Sh HISTORY
The
.Nm
function call appeared in
.Nx 1.2 .