0.6.12.30:

0.6.12.30:
	fixed another overflow for big buffers (in GENESIS, when
		#!+SB-SHOW, when reading)
	started getting rid of %PRIMITIVE SB!C:BYTE-BLT in favor of
		SB!KERNEL:%BYTE-BLT
	deleted unused %SP-REVERSE-FIND-CHARACTER-WITH-ATTRIBUTE,
		%SP-BYTE-BLT, and %SP-FIND-CHARACTER-WITH-ATTRIBUTE
	merged MNA prepare-for-inline-type-tests patches (sbcl-devel
		2001-06-11)