toinf
if (toinf(fe, sign))
if (toinf(fe, sign)) {
if (toinf(fe, sign)) {
static int toinf(struct fpemu *, int);
if (toinf(fe, sign))
if (toinf(fe, sign)) {
if (toinf(fe, sign)) {
static int toinf(struct fpemu *, int);