Fix PIC_RETURN when abicalls are not defined.
Fix PIC_RETURN when abicalls are not defined.

Submitted by:	Artem Belevich (artemb at gmail dot com)

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