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.\" Texts.  A copy of the license is included in the `COPYING.DOC' file
.\" as part of this distribution.

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.\" Hyphenation exceptions
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.\" gd_tell64.3.  The gd_tell64 man page.
.\"
.\" Copyright (C) 2012, 2016 D.V. Wiebe
.\"
.\""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
.\"
.\" This file is part of the GetData project.
.\"
.\" Permission is granted to copy, distribute and/or modify this document
.\" under the terms of the GNU Free Documentation License, Version 1.2 or
.\" any later version published by the Free Software Foundation; with no
.\" Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
.\" Texts.  A copy of the license is included in the `COPYING.DOC' file
.\" as part of this distribution.
.\"
.TH gd_tell64 3 "25 December 2016" "Version 0.10.0" "GETDATA"

.SH NAME
gd_tell64 \(em retrieve data from a Dirfile database, with largefile support

.SH SYNOPSIS
.B #define GD_64BIT_API
.br
.SC
.B #include <getdata.h>
.HP
.BI "gd_off64_t gd_tell64(DIRFILE *" dirfile ", const char *" field_code );
.EC

.SH DESCRIPTION
This version of
.F3 gd_tell
uses an exmplicitly 64-bit offset type
.RB ( gd_off64_t ),
regardless of the size of
.BR off_t .
It is only guaranteed to be available if
.B GD_64BIT_API
is defined before including getdata.h.

If
.B off_t
is a 64-bit type, this function will the same as
.F3 gd_tell .
Otherwise,
.F3 gd_tell
will be a version of this function which uses a 32-bit
.BR off_t .

.SH SEE ALSO
.F3 gd_tell