TAKE - include file tidyup

[Eric Sandeen <sandeen@xxxxxxx>]

Date:  Thu Dec 13 09:49:06 PST 2001
Workarea:  stout.americas.sgi.com:/localhome/eric/2.4.x-xfs/workarea-reallyclean

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


Modid:  2.4.x-xfs:slinx:108383a
linux/include/linux/page_buf.h - 1.100
        - Remove unused dprintk defines
          Remove unnecessary #if defined(foo) around most of the file
          Clean up debugging #defines

linux/include/linux/avl.h - 1.6
        - Remove unnecessary #if defined(foo) around most of the file