+ * bug fix: The debugger now does a better job of respecting
+ (PUSH '(*PRINT-CIRCLE* . T) SB-DEBUG:*DEBUG-PRINT-VARIABLE-ALIST*)
+ when printing SB-DEBUG:*DEBUG-CONDITION*. (This is a debugger-only
+ workaround for bug 403.)
+ * bug fix: floating point exception handling now works on FreeBSD
+ (thanks to NIIMI Satoshi)