int isinfd64 (_Decimal64 x) { int res; union decimal64 ux; ux.d = x; res = __bid64_isInf (ux.i); return (res); }
int isinfd32 (_Decimal32 x) { int res; UINT64 x64; union decimal32 ux; ux.d = x; x64 = __bid32_to_bid64 (ux.i); res = __bid64_isInf (x64); return (res); }