+;;; 27: (2002-04-08) added MIGHT-CONTAIN-OTHER-TYPES? slot to CTYPE
+;;; 28: (2002-05-08) new convention for foreign symbols to support
+;;; dynamic loading in OpenBSD
+;;; 29: (2002-06-24) removed *!INITIAL-FDEFN-OBJECTS* from static symbols
+;;; 30: (2002-07-26) deleted all references to %DETECT-STACK-EXHAUSTION,
+;;; which was introduced in version 25, since now control stack
+;;; is checked using mmap() page protection