type io.Seeker

8 uses

	io (current package)
		io.go#L121: type Seeker interface {
		io.go#L153: 	Seeker
		io.go#L160: 	Seeker
		io.go#L167: 	Seeker
		io.go#L174: 	Seeker

	mime/multipart
		formdata.go#L170: 	io.Seeker

	net/http
		fs.go#L105: 	io.Seeker
		fs.go#L775: 	s, ok := f.file.(io.Seeker)