Remove "#ifdef notdef" around declaration of fuibyte().  fuibyte() _is_ actually used.
Remove "#ifdef notdef" around declaration of fuibyte().  fuibyte() _is_
actually used.

Remove "#ifdef __GNUC__" around some __dead* declarations.  __dead* is
harmless if __GNUC__ is not defined.

Uniformize idempotency #ifdef.

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase