o Remove @- from the ln and change it to a -sf. This was bogus, and

o Remove @- from the ln and change it to a -sf.  This was bogus, and
  regocnized as such at the time.  Now that the other bogons in the
  tree have been fixed, we can remove this ugly kludge.
o Remove stale/bogus opt_foo.h files.  These are left over from
  by-gone resources.  And they point to the need, yet again, to
  improve the build system so meta information is only in one place.

Submitted by: ru
Reviewed by: bde
Approved by: re@ (jhb)