func io.MultiWriter

4 uses

	io (current package)
		multi.go#L127: func MultiWriter(writers ...Writer) Writer {

	golang.org/x/tools/internal/pkgbits
		encoder.go#L59: 	out := io.MultiWriter(out0, h)

	google.golang.org/grpc/grpclog/internal
		loggerv2.go#L243: 	return io.MultiWriter(lower, higher)

	net/http/httputil
		dump.go#L120: 			return &dumpConn{io.MultiWriter(&buf, pw), dr}, nil