/* * fundamental constants and types of the implementation * changing any of these changes the layout on disk */ /* * compatible on disk with the old 32-bit file server and can also speak 9P1. * this lets people run this file server on their old file systems. * DON'T TOUCH or you'll break compatibility. */enum {	NAMELEN		= 28,		/* max size of file name components */	NDBLOCK		= 6,		/* number of direct blocks in Dentry */	NIBLOCK		= 2,		/* max depth of indirect blocks */}; typedef long Off;	/* file offsets & sizes, in bytes & blocks */ #define COMPAT32#define swaboff swab4