during "make errors" and thus during "make update".
Fix lots of bugs that util/ck_errf.pl can detect automatically.
Various others of these are still left to fix; that's why
"make update" will complain loudly when run now.
to be prefixed with e_ instead of hw_. They aren't necessarely hardware
engines. The files commited here are exact copies of the corresponding
hw_ files found in crypto/engine/.
