Changes:
Version 4.2.4, January 2010
Added scheme/flonum and scheme/fixnum
Extended scheme/unsafe/ops
Changed JIT to support unboxed local binding of known-flonum
arguments to unsafe-fl functions
Changed JIT to inline numeric ops with more than 2 arguments
Added #:save-errno option for foreign-function types
Added module->imports and module->exports
Version 4.2.3, November 2009
Changed _pointer (in scheme/foreign) to mean a pointer that does not
refer to GCable memory; added _gcpointer
Added scheme/vector
Added scheme/unsafe/ops
Added print-syntax-width
Added file-or-directory-identity
Inside: embedding applications should call scheme_seal_parameters
after initializing parameter values (currently used by Planet)
Jesper Louis Andersen <jlouis@mongers.org> in private email.
No earth-shattering changes, just a long list of bugfixes and minor
twiddles and additions. For a complete list, see plt/notes/mzscheme/HISTORY
changes:
* NetBSD patches integrated
* improvements to the module system
* new interfaces
basically numerous changes, see plt/notes/mzscheme in the source directory
