TAKE - remove copyin/copyout

[Eric Sandeen <sandeen@sgi.com>]

Still more from Christoph.

"copyin/copyout is used only six times in the actual XFS code.
Also remove an unused member of struct uio and and enum uio_seg members
that don't make sense on Linux."

remove copyin/copyout

Date:  Wed Sep  4 13:22:39 PDT 2002
Workarea:  stout.americas.sgi.com:/localhome/src/sandeen/2.4.x-xfs/workarea-alwaysclean

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs


Modid:  2.4.x-xfs:slinx:126707a
linux/fs/xfs/xfs_itable.c - 1.110
linux/fs/xfs/xfs_dfrag.c - 1.35
linux/fs/xfs/xfs_bmap.c - 1.291
linux/fs/xfs/support/move.h - 1.9
linux/fs/xfs/support/move.c - 1.8