wwgetc
while ((c = wwgetc()) < 0)
if ((c = wwgetc()) < 0) {
while ((c = wwgetc()) < 0);
while ((c = wwgetc()) >= 0) {
if (wwgetc() == 'y') {
switch (wwgetc()) {
(void) wwgetc();
(void) wwgetc();
return wwgetc();
while ((c = wwgetc()) < 0)