decNumberIsSNaN  3124 src/decNumber/decNumber.c     if (decNumberIsSNaN(dn)) return DEC_CLASS_SNAN;
decNumberIsSNaN  5784 src/decNumber/decNumber.c          else if (decNumberIsSNaN(lhs) && decNumberIsQNaN(rhs)) result=-1;
decNumberIsSNaN  5785 src/decNumber/decNumber.c          else if (decNumberIsQNaN(lhs) && decNumberIsSNaN(rhs)) result=+1;