int
dbl_to_dbl_fcnvfxt(
			dbl_floating_point *srcptr,
			unsigned int *nullptr,
			dbl_integer *dstptr,
			unsigned int *status)
int
dbl_to_dbl_fcnvfxt(
			dbl_floating_point *srcptr,
			unsigned int *_nullptr,
			dbl_integer *dstptr,
			unsigned int *status)