var bufio.ErrInvalidUnreadByte

3 uses

	bufio (current package)
		bufio.go#L23: 	ErrInvalidUnreadByte = errors.New("bufio: invalid use of UnreadByte")
		bufio.go#L279: 		return ErrInvalidUnreadByte

	github.com/go-pg/pg/v10/internal/pool
		reader_buf.go#L308: 		return bufio.ErrInvalidUnreadByte