pub unsafe extern "C" fn OSSL_HTTP_open(
server: *const i8,
port: *const i8,
proxy: *const i8,
no_proxy: *const i8,
use_ssl: i32,
bio: *mut bio_st,
rbio: *mut bio_st,
bio_update_fn: Option<unsafe extern "C" fn(*mut bio_st, *mut c_void, i32, i32) -> *mut bio_st>,
arg: *mut c_void,
buf_size: i32,
overall_timeout: i32,
) -> *mut ossl_http_req_ctx_st