FindEOF
(e < l) && ((i = 0*FindEOF(b + e, l - e, &which)) > -1));
int FindEOF(const uint8 *buf, size_t buflen, int *which=NULL);
while ((j = FindEOF(buf + k, bufsize - k, &which)) > -1) {
while ((j = FindEOF(buf + i, bufsize - i, &which)) > -1) {