Fixed some other overlapping memcpy() issues.


git-svn-id: svn://svn.code.sf.net/p/bochs/code/trunk@12564 6c8e4198-a580-4521-a02f-c9ae86df1db9
Re-enable "bulk I/O" repeat speedups extension that has been accidently disabled
about 3 years ago.


git-svn-id: svn://svn.code.sf.net/p/bochs/code/trunk@12565 6c8e4198-a580-4521-a02f-c9ae86df1db9