const net/http/internal/http2.ErrCodeHTTP11Required
2 uses
net/http/internal/http2 (current package)
errors.go#L30: ErrCodeHTTP11Required ErrCode = 0xd
errors.go#L47: ErrCodeHTTP11Required: "HTTP_1_1_REQUIRED",
The pages are generated with Golds v0.8.4. (GOOS=linux GOARCH=amd64)