MFC: build 'as' for big endian if "TARGET_BIG_ENDIAN" is defined.
MFC: build 'as' for big endian if "TARGET_BIG_ENDIAN" is defined.

Approved by:	re(KEN)

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