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      1 /*	$NetBSD: extern.h,v 1.4 2009/10/21 01:07:46 snj Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1997 Christos Zoulas.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 /* XXX should be in <sys/ufs/ext2fs.h> */
     28 #define EXT2_LOG_MAXBSIZE	12
     29 #define EXT2_MAXBSIZE		(1 << EXT2_LOG_MAXBSIZE)
     30 
     31 /* prototypes */
     32 void mke2fs(const char *, int, int);
     33 
     34 /* variables set up by front end. */
     35 extern int	Nflag;		/* run mkfs without writing file system */
     36 extern int	Oflag;		/* format as an 4.3BSD file system */
     37 extern int	verbosity;	/* amount of printf() output */
     38 extern int64_t	fssize;		/* file system size */
     39 extern uint16_t	inodesize;	/* bytes per inode */
     40 extern uint	sectorsize;	/* sector size */
     41 extern uint	fsize;		/* fragment size */
     42 extern uint	bsize;		/* block size */
     43 extern uint	minfree;	/* free space threshold */
     44 extern uint	num_inodes;	/* number of inodes (overrides density) */
     45 extern char	*volname;	/* volume name */
     46