Change the default emulation to elf64_ia64_fbsd.  This knows the proper spelling of our rtld.
Change the default emulation to elf64_ia64_fbsd.  This knows the proper
spelling of our rtld.

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