used a random block size if not given an argv[1].

[unix-history] / usr / src / sys / vax / stand / confxx.c

/*
* Copyright (c) 1988 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that this notice is preserved and that due credit is given
* to the University of California at Berkeley. The name of the University
* may not be used to endorse or promote products derived from this
* software without specific prior written permission. This software
* is provided ``as is'' without express or implied warranty.
*
*      @(#)confxx.c    7.4 (Berkeley) %G%
*/

int     xxstrategy(), xxopen(), xxioctl();

struct devsw devsw[] = {
       { "XX", xxstrategy,     xxopen,         nullsys,        noioctl },
};

int     ndevs = (sizeof(devsw) / sizeof(devsw[0]));