FASTMUL          4610 src/decNumber/decNumber.c #if FASTMUL
FASTMUL          4700 src/decNumber/decNumber.c #if FASTMUL                    // fastpath can be used
FASTMUL          4859 src/decNumber/decNumber.c #if FASTMUL
FASTMUL          4890 src/decNumber/decNumber.c #if FASTMUL