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/* $Id: backpage.h,v 3.0 1991/09/09 20:18:23 davison Trn $
*/
/* This software is Copyright 1991 by Stan Barber.
*
* Permission is hereby granted to copy, reproduce, redistribute or otherwise
* use this software as long as: there is no monetary profit gained
* specifically from the use or reproduction of this software, it is not
* sold, rented, traded or otherwise marketed, and this copyright notice is
* included prominently in any copy made.
*
* The authors make no claims as to the fitness or correctness of this software
* for any use whatsoever, and it is provided as is. Any use of this software
* is at the user's own risk.
*/
/* things for doing the 'back page' command */
EXT int varyfd INIT(0); /* virtual array file for storing */
/* file offsets */
EXT ART_POS varybuf[VARYSIZE]; /* current window onto virtual array */
EXT long oldoffset INIT(-1); /* offset to block currently in window */
void backpage_init _((void));
ART_POS vrdary _((ART_LINE));
void vwtary _((ART_LINE,ART_POS));
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