+ * bug fix: interrupt handling on NetBSD (thanks to Richard M
+ Kreuter)
+ * bug fix: saving a core corrupted callbacks on x86/x86-64
+ * bug fix: closed a loophole in metacircularity detection and
+ grounding in the PCL implementation of CLOS.
+ * bug fix: TRUENAME on "/" no longer returns a relative pathname.
+ (reported by tomppa on #lisp)
+ * bug fix: clear the direction flag on Lisp -> C transitions, as
+ required by the x86-64 ABI. Fixes mysterious GC crashes on SuSE.
+ (reported by Andrej Grozin and Hendrik Maryns)
+ * optimization: major improvements to GC efficiency on GENCGC platforms