convert VOP_LOCK to vn_lock; add parameters to VOP_UNLOCK and vget

strategy returns void, ioctl cmd is u_long

return ENOTTY to keep disklabel happy (from cgd)

oops, forgot to update the Utah id

take advantage of contig block info returned from BMAP
sigh...when will I learn, don't do IO to buffers on the stack!
get rid of the "if 0"ed FSYNC call, it doesn't apply anymore anyway

lint

b_un.b_addr -> b_data

return an error if file has a hole (VOP_BMAP returns blkno==-1)

4.4BSD snapshot (revision 8.1); add 1993 to copyright

add attach routine for Torek's autoconf code

init some needed buf fields

make kernel includes standard

Add an argument to bmap.

bring up to date wrt vnode conventions

merge latest Utah hp300 code including 68040 support

vnode interface conversion

minor syntax change before vnode interface conversion

sync with current vn_open interface

statfs.f_bsize => statfs.f_iosize; statfs.f_fsize => statfs.f_bsize (for SunOS)

have to unlock after call to vn_open;
use vn_close rather than vrele after vn_open

fd -> vn

mark as broken

kernel reorg

update from Mike Hibler

merge in hp300 support from Utah