generic sense) arithmetic routines. (thanks to Thiemo Seufer)
* optimization: direct conversion of (unsigned-byte 32) to floats on
the PowerPC platform.
+ * optimization: structure instances with raw slots now use less
+ memory, and probably show better memory locality. (thanks to
+ David Lichteblau)
* contrib improvement: it's harder to cause SOCKET-CLOSE to close()
the wrong file descriptor; implementation of SOCKET-OPEN-P.
(thanks to Tony Martinez)