fread_tail
static int fread_tail(void *, size_t, size_t);
while (fread_tail(&ktr_header, sizeof(struct ktr_header), 1)) {
if (ktrlen && fread_tail(m, ktrlen, 1) == 0)
if (fread_tail(kth, sizeof(struct ktr_header), 1, fp) == 0) {
if (fread_tail(cp = (char *)(&kte->kte_kth + 1),
int fread_tail(void *, int, int, FILE *);