* minor incompatible change: TRUENAME now considers the truename of
a file naming a directory to be the pathname with :DIRECTORY
component indicating that directory.
+ * minor incompatible change: a NAMED clause in the extended form of
+ LOOP no longer causes a BLOCK named NIL to surround the LOOP. The
+ reason for the previous behaviour is unclear.
* more systematization and improvement of CLOS and MOP conformance
in PCL (thanks to Gerd Moellman and Pierre Mai):
** the standard ANSI CL generic function NO-NEXT-METHOD is now