Implement the -l option using ln(1) to facilitate boostrapping.
Implement the -l option using ln(1) to facilitate boostrapping.

Ignore the new options -D, -h, -T, and -U.  Adjust -M support to ignore
an argument.

Sponsored by:	DARPA, AFRL
Reviewed by:	ian, ray, rpaulo

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