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