For amd64, explicitly compile mcount.po, rather than copying mcount.o.  We need to compile it with -fno-omit-frame-pointers since the mcount code depends on that, and by default it omits them without -pg.
For amd64, explicitly compile mcount.po, rather than copying mcount.o.  We
need to compile it with -fno-omit-frame-pointers since the mcount code
depends on that, and by default it omits them without -pg.

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