TAKE - clean up uuid support code

[Steve Lord <lord@xxxxxxx>]

Change the uuid init code, and use a straight semaphore, no effect on
xfs itself.

Date:  Tue May 15 19:10:14 PDT 2001
Workarea:  jen.americas.sgi.com:/src/lord/xfs-base

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


Modid:  2.4.x-xfs:slinx:95036a
linux/fs/xfs_support/uuid.c - 1.3
        - Make uiud_create usable - it was using an uninitialized lock somehow.

linux/fs/xfs_support/uuid.h - 1.3
        - remove unused prototype

linux/fs/xfs_support/support.c - 1.3
        - remove uneeded initialization call