cmucl library path

Is there a reliable way to get at the library path that CMUCL used to
get itself off the ground?  SymbolValue(CMUCL_LIB) seems to give a
colon-separated list of directories.  That means one has to guess
which one is the right one.

-- 
Fred Gilham   gilham@xxxxxxxxxxx | If sophists such as Richard Rorty
are correct, and the West has moved from a post-religious age to a
post-metaphysical age, then there is literally nothing Western left
about the West to defend.                           --David Dieteman