我有一个C 套接字程序，它必须使用http2 协议。它返回错误请求 - HTTP 错误 400。请求格式错误。
最初，我通过curl 7.64发送了如下请求：
curl -v -http2 -i https://mywebsite.xyz
我得到以下输出：
* Expire in 0 ms for 6 (transfer 0x55cc25ec95c0)
* Expire in 1 ms for 1 (transfer 0x55cc25ec95c0)
* Expire in 0 ms for 1 (transfer 0x55cc25ec95c0)
* Expire in 1 ms for 1 (transfer 0x55cc25ec95c0)
* Expire in 0 ms for 1 (transfer 0x55cc25ec95c0)
* Expire in 0 ms for 1 (transfer 0x55cc25ec95c0)
* Expire in 1 ms for 1 (transfer 0x55cc25ec95c0)
* Expire …