}
	err = nil

	if line[len(line)-1] == '\n' {
		drop := 1
		if len(line) > 1 && line[len(line)-2] == '\r' {
			drop = 2
		}
		line = line[:len(line)-drop]
	}
	return
}

// collectFragments reads until the first occurrence of delim in the input. It
// returns (slice of full buffers, remaining bytes before delim, total number
// of bytes in the combined first two elements, error).