var net/http/internal/http2.ErrNotSupported

4 uses

	net/http/internal/http2 (current package)
		api.go#L37: 	ErrNotSupported    = errors.ErrUnsupported
		server.go#L3079: 		msg.done <- ErrNotSupported
		server.go#L3092: 			return 0, ErrNotSupported

	net/http
		http2.go#L182: 	if err == http2.ErrNotSupported {