1.\" $NetBSD: getbyteorder.3,v 1.4 2014/03/18 18:20:38 riastradh Exp $ 2.\" 3.\" Copyright (c) 1996 The NetBSD Foundation, Inc. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to The NetBSD Foundation 7.\" by Jason R. Thorpe. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 20.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 22.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28.\" POSSIBILITY OF SUCH DAMAGE. 29.\" 30.Dd May 1, 2013 31.Dt GETBYTEORDER 3 32.Os 33.Sh NAME 34.Nm getbyteorder 35.Nd get the current byte order 36.Sh LIBRARY 37.Lb libutil 38.Sh SYNOPSIS 39.In util.h 40.In sys/endian.h 41.Ft int 42.Fn getbyteorder void 43.Sh DESCRIPTION 44.Fn getbyteorder 45returns 46.Dv LITTLE_ENDIAN , 47.Dv BIG_ENDIAN , 48or \-1 in case of an error, setting the global 49.Va errno 50variable. 51The possible values for 52.Va errno 53are the same as in 54.Xr sysctl 3 . 55.Sh SEE ALSO 56.Xr sysctl 3 57.Sh HISTORY 58The 59.Fn getbyteorder 60function call appeared in 61.Nx 7.0 . 62