timeval => timespec in vattr and dinode

update for spec and fifo times for NFS (from Macklem)

vnode interface conversion

minor syntax change before vnode interface conversion

Donn Seeley's to improve interoperability (via Macklem)

lint; clean up include directives

fix from Rick Macklem for multiple free's of NFSD structures

new organization for nameidata

lookup converted to new form

update from Rick Macklem (including leases)

va_rsv only exist when _NOQUAD support

new approach for handling aliases (based on local node allocation)

ufs moved down one level

update nfs_namei to use lookup instead of namei

get rid of ifdef NVM

use u_long tl in place of u_long p;
hack to fix call to namei (must be fixed!)

first cut for new proc & user structs (still need to put in new vnode calling
convention): get credentials, etc, via proc; u.u_nd, u.u_spare are gone;
purge user.h; consolidate *nullops()

misc fixes plus diskless support from Rick Macklem

fixes for multiple calls to namei (for rename in NFS)

ugly hack to get correct cdir just got worse

conditionalize neweh VM

update for new VM

more bug fixes for compression from Macklem

fixes for compressed NFS (from Macklem)

add Rick Macklem's compressed NFS