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.\" $NetBSD: ldd.1,v 1.3 1998/04/28 04:07:05 fair Exp $
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.\"
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.\" Copyright (c) 1993 Paul Kranenburg
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by Paul Kranenburg.
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.\" 3. The name of the author may not be used to endorse or promote products
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.\" derived from this software without specific prior written permission
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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.\"
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1993-10-23 00:09:57 +03:00
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.Dd October 22, 1993
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.Dt LDD 1
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.Os NetBSD
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.Sh NAME
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.Nm ldd
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.Nd list dynamic object dependencies
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.Sh SYNOPSIS
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.Nm
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.Op Fl f Ar format
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.Ar program ...
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.Sh DESCRIPTION
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.Nm
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displays all shared objects that are needed to run the given program.
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Contrary to
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.Xr nm 1 ,
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the list includes
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1993-10-23 00:09:57 +03:00
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.Dq indirect
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depedencies that are the result of needed shared objects which themselves
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depend on yet other shared objects.
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Zero, one or two
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.Fl f
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options may be given. The argument is a format string passed to
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.Xr rtld 1
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and allows customization of
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.Nm ldd Ns 's
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output.
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See
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.Xr rtld 1
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for a list of recognised conversion characters.
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.Sh SEE ALSO
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.Xr ld 1 ,
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.Xr ld.so 1 ,
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.Xr nm 1
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.Sh HISTORY
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A
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.Nm
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utility first appeared in SunOS 4.0, it appeared in its current form
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in
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.Nx 0.9a .
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