__copy_protoent
if (__copy_protoent(&pe, pptr, buffer, buflen) != 0) {
if (__copy_protoent(&pe, pptr, buffer, buflen) != 0) {
if (__copy_protoent(&pe, pptr, buffer, buflen) != 0) {
int __copy_protoent(struct protoent *, struct protoent *, char *, size_t);